{
  "average_delay": 13.772,
  "average_delay_with_out_empty_turn": 10.913,
  "average_onscreen_delay": 3.671,
  "average_typing_delay": 10.1,
  "average_typing_duration": 15.769,
  "average_wpm": 18,
  "average_wpm_with_out_empty_turn": 29,
  "agents": [
    {
      "agent_id": 12,
      "average_delay": 0,
      "average_delay_with_out_empty_turn": 0,
      "average_onscreen_delay": 0,
      "average_typing_delay": 0,
      "average_typing_duration": 0,
      "average_wpm": 0,
      "average_wpm_with_out_empty_turn": 0
    },
    {
      "agent_id": 13,
      "average_delay": 12.958,
      "average_delay_with_out_empty_turn": 9.369,
      "average_onscreen_delay": 2.568,
      "average_typing_delay": 10.39,
      "average_typing_duration": 16.487,
      "average_wpm": 16,
      "average_wpm_with_out_empty_turn": 26
    },
    {
      "agent_id": 14,
      "average_delay": 14.14,
      "average_delay_with_out_empty_turn": 11.335,
      "average_onscreen_delay": 4.121,
      "average_typing_delay": 10.019,
      "average_typing_duration": 16.228,
      "average_wpm": 20,
      "average_wpm_with_out_empty_turn": 33
    },
    {
      "agent_id": 15,
      "average_delay": 13.91,
      "average_delay_with_out_empty_turn": 11.269,
      "average_onscreen_delay": 3.808,
      "average_typing_delay": 10.102,
      "average_typing_duration": 16.207,
      "average_wpm": 14,
      "average_wpm_with_out_empty_turn": 24
    },
    {
      "agent_id": 16,
      "average_delay": 14.078,
      "average_delay_with_out_empty_turn": 11.701,
      "average_onscreen_delay": 4.189,
      "average_typing_delay": 9.89,
      "average_typing_duration": 14.155,
      "average_wpm": 21,
      "average_wpm_with_out_empty_turn": 34
    }
  ],
  "messages": [
    {
      "message_id": 0,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1,
      "agent_id": 16,
      "delay": 14.998,
      "onscreen_delay": 8.671,
      "typing_delay": 6.327,
      "typing_duration": 10.515,
      "wpm": 27,
      "message": "อ่านแล้วตอบคำถามว่า "
    },
    {
      "message_id": 2,
      "agent_id": 13,
      "delay": 10.996,
      "onscreen_delay": 5.243,
      "typing_delay": 5.753,
      "typing_duration": 15.113,
      "wpm": 17,
      "message": "ใคร ทำอะไร ที่ไหน "
    },
    {
      "message_id": 3,
      "agent_id": 14,
      "delay": 11.106,
      "onscreen_delay": 6.229,
      "typing_delay": 4.877,
      "typing_duration": 13.221,
      "wpm": 28,
      "message": "อย่างไร ได้ผลลักธ์อย่างไร"
    },
    {
      "message_id": 4,
      "agent_id": 15,
      "delay": 9.221,
      "onscreen_delay": 4.68,
      "typing_delay": 4.541,
      "typing_duration": 19,
      "wpm": 25,
      "message": "ใช่ไหมคะ งานชิ้นนี้ยังไม่เห็นส่้"
    },
    {
      "message_id": 5,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 9.622,
      "typing_delay": 5.377,
      "typing_duration": 14.466,
      "wpm": 47,
      "message": "หรือว่าส่งที่โต๊ะ อ๋อ โอ.เค. แสดงว่าครูไม่เจอ"
    },
    {
      "message_id": 6,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 5.238,
      "typing_delay": 5.759,
      "typing_duration": 16.574,
      "wpm": 27,
      "message": "แสดงว่าครูไม่เจอนะคะ เดี๋ยวครู"
    },
    {
      "message_id": 7,
      "agent_id": 14,
      "delay": 12.574,
      "onscreen_delay": 8.273,
      "typing_delay": 4.301,
      "typing_duration": 17.139,
      "wpm": 29,
      "message": "ไปค้นอีกทีหนึ่งนะคะ ส่งถูกโต๊ะไหม "
    },
    {
      "message_id": 8,
      "agent_id": 15,
      "delay": 13.139,
      "onscreen_delay": 8.647,
      "typing_delay": 4.492,
      "typing_duration": 11.948,
      "wpm": 20,
      "message": "ส่งงานถูกโต๊ะไหม"
    },
    {
      "message_id": 9,
      "agent_id": 16,
      "delay": 16.094,
      "onscreen_delay": 0,
      "typing_delay": 16.094,
      "typing_duration": 19.001,
      "wpm": 10,
      "message": "อ๋อเข้าใจแล้ว"
    },
    {
      "message_id": 10,
      "agent_id": 13,
      "delay": 14.996,
      "onscreen_delay": 8.709,
      "typing_delay": 6.287,
      "typing_duration": 16.008,
      "wpm": 26,
      "message": "เข้าใจแล้ว Locker โอ.เค. ค่ะ "
    },
    {
      "message_id": 11,
      "agent_id": 14,
      "delay": 12.007,
      "onscreen_delay": 7.456,
      "typing_delay": 4.551,
      "typing_duration": 16.235,
      "wpm": 46,
      "message": "เอาอย่างนี้ ถ้าส่งงานครูไม่ต้องส่งที่ล็อกเกอร์นะคะ "
    },
    {
      "message_id": 12,
      "agent_id": 15,
      "delay": 12.234,
      "onscreen_delay": 7.388,
      "typing_delay": 4.846,
      "typing_duration": 17.235,
      "wpm": 26,
      "message": "ส่งที่โต๊ะเลย เพราะครูไม่สะดวก "
    },
    {
      "message_id": 13,
      "agent_id": 16,
      "delay": 13.234,
      "onscreen_delay": 8.977,
      "typing_delay": 4.257,
      "typing_duration": 13.208,
      "wpm": 56,
      "message": "เดินเข้ามาในห้องล็อกที่ 2 แล้ววางที่โต๊ะครูเลยค่ะ "
    },
    {
      "message_id": 14,
      "agent_id": 13,
      "delay": 9.233,
      "onscreen_delay": 4.672,
      "typing_delay": 4.561,
      "typing_duration": 15.452,
      "wpm": 27,
      "message": "โอ.เค. ค่ะ มิน่า ครูหาไม่เจอ "
    },
    {
      "message_id": 15,
      "agent_id": 14,
      "delay": 11.446,
      "onscreen_delay": 6.826,
      "typing_delay": 4.62,
      "typing_duration": 12.332,
      "wpm": 54,
      "message": "ค่อยไปอ่านงานที่พวกเราตอบครูมานะคะ สำหรับงาน"
    },
    {
      "message_id": 16,
      "agent_id": 15,
      "delay": 8.331,
      "onscreen_delay": 3.784,
      "typing_delay": 4.547,
      "typing_duration": 14.993,
      "wpm": 30,
      "message": "อีกชิ้นหนึ่ง งานกลุ่ม กลุ่มของ"
    },
    {
      "message_id": 17,
      "agent_id": 16,
      "delay": 10.992,
      "onscreen_delay": 5.848,
      "typing_delay": 5.144,
      "typing_duration": 17.136,
      "wpm": 6,
      "message": "กาญสิริ "
    },
    {
      "message_id": 18,
      "agent_id": 13,
      "delay": 13.136,
      "onscreen_delay": 7.694,
      "typing_delay": 5.442,
      "typing_duration": 17.108,
      "wpm": 28,
      "message": "ใช่ ๆ ค้นบทความได้ไหมคะ กลุ่มเรา "
    },
    {
      "message_id": 19,
      "agent_id": 14,
      "delay": 13.103,
      "onscreen_delay": 2.973,
      "typing_delay": 10.13,
      "typing_duration": 10.13,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 20,
      "agent_id": 15,
      "delay": 9.101,
      "onscreen_delay": 3.755,
      "typing_delay": 5.346,
      "typing_duration": 9.194,
      "wpm": 15,
      "message": "อ๋อ ยัง ๆ "
    },
    {
      "message_id": 21,
      "agent_id": 16,
      "delay": 6.076,
      "onscreen_delay": 0,
      "typing_delay": 6.076,
      "typing_duration": 10.232,
      "wpm": 29,
      "message": "โอ.เค. อีกกลุ่มหนึ่ง"
    },
    {
      "message_id": 22,
      "agent_id": 13,
      "delay": 6.781,
      "onscreen_delay": 0,
      "typing_delay": 6.781,
      "typing_duration": 18.31,
      "wpm": 38,
      "message": "อีกกลุ่มหนึ่ง ที่ครุยังไม่เห็นงาน กลุ่มจุฑามาศ "
    },
    {
      "message_id": 23,
      "agent_id": 14,
      "delay": 14.31,
      "onscreen_delay": 5.127,
      "typing_delay": 9.183,
      "typing_duration": 12.351,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 24,
      "agent_id": 15,
      "delay": 10.305,
      "onscreen_delay": 3.476,
      "typing_delay": 6.829,
      "typing_duration": 16.422,
      "wpm": 22,
      "message": "อะไรนะ เรื่องแล้วหรือยัง "
    },
    {
      "message_id": 25,
      "agent_id": 16,
      "delay": 12.421,
      "onscreen_delay": 7.175,
      "typing_delay": 5.246,
      "typing_duration": 12.964,
      "wpm": 21,
      "message": "ค้นออกมาได้หรือยัง "
    },
    {
      "message_id": 26,
      "agent_id": 13,
      "delay": 8.963,
      "onscreen_delay": 4.049,
      "typing_delay": 4.914,
      "typing_duration": 10.78,
      "wpm": 40,
      "message": "สมาชิกกลุ่มเรา 4 คน มีใครบ้าง "
    },
    {
      "message_id": 27,
      "agent_id": 14,
      "delay": 6.78,
      "onscreen_delay": 2.402,
      "typing_delay": 4.378,
      "typing_duration": 16.334,
      "wpm": 15,
      "message": "ตอนนี้อยู่ครบไหม "
    },
    {
      "message_id": 28,
      "agent_id": 15,
      "delay": 12.332,
      "onscreen_delay": 6.298,
      "typing_delay": 6.034,
      "typing_duration": 15.343,
      "wpm": 24,
      "message": "แล้วไม่ใช่จุฑามาศใช่ไหมคะ "
    },
    {
      "message_id": 29,
      "agent_id": 16,
      "delay": 11.342,
      "onscreen_delay": 6.229,
      "typing_delay": 5.113,
      "typing_duration": 11.157,
      "wpm": 23,
      "message": "โอ.เค. ถ้างั้น..."
    },
    {
      "message_id": 30,
      "agent_id": 13,
      "delay": 7.34,
      "onscreen_delay": 0.816,
      "typing_delay": 6.524,
      "typing_duration": 8.999,
      "wpm": 20,
      "message": "ถ้าอย่างนั้น "
    },
    {
      "message_id": 31,
      "agent_id": 14,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 32,
      "agent_id": 15,
      "delay": 15.002,
      "onscreen_delay": 5.754,
      "typing_delay": 9.248,
      "typing_duration": 9.248,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 33,
      "agent_id": 16,
      "delay": 11,
      "onscreen_delay": 2.924,
      "typing_delay": 8.076,
      "typing_duration": 8.076,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 34,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 35,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 36,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 37,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 7.06,
      "typing_delay": 7.939,
      "typing_duration": 7.939,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 38,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 39,
      "agent_id": 14,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 40,
      "agent_id": 15,
      "delay": 17.374,
      "onscreen_delay": 0,
      "typing_delay": 17.374,
      "typing_duration": 17.374,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 41,
      "agent_id": 16,
      "delay": 13.372,
      "onscreen_delay": 5.499,
      "typing_delay": 7.873,
      "typing_duration": 7.873,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 42,
      "agent_id": 13,
      "delay": 9.368,
      "onscreen_delay": 1.197,
      "typing_delay": 8.171,
      "typing_duration": 10.082,
      "wpm": 9,
      "message": "โอ.เค. "
    },
    {
      "message_id": 43,
      "agent_id": 14,
      "delay": 6.082,
      "onscreen_delay": 1.255,
      "typing_delay": 4.827,
      "typing_duration": 13.414,
      "wpm": 45,
      "message": "เดี๋ยวก่อนที่เราเรียนเนื้อหาในวันนี้นะคะ "
    },
    {
      "message_id": 44,
      "agent_id": 15,
      "delay": 9.412,
      "onscreen_delay": 4.113,
      "typing_delay": 5.299,
      "typing_duration": 16.246,
      "wpm": 32,
      "message": "ซึ่งเนื้อหาในวันนี้เราจะเรียนเรื่อง"
    },
    {
      "message_id": 45,
      "agent_id": 16,
      "delay": 12.246,
      "onscreen_delay": 8.393,
      "typing_delay": 3.853,
      "typing_duration": 10.06,
      "wpm": 40,
      "message": "การกำหนดประชากรศึกษา แล้วก็"
    },
    {
      "message_id": 46,
      "agent_id": 13,
      "delay": 8.246,
      "onscreen_delay": 3.704,
      "typing_delay": 4.542,
      "typing_duration": 14.329,
      "wpm": 43,
      "message": "การกำหนดขนาดตัวอย่างสำหรับงานวิจัย แล้วก็"
    },
    {
      "message_id": 47,
      "agent_id": 14,
      "delay": 10.328,
      "onscreen_delay": 6.185,
      "typing_delay": 4.143,
      "typing_duration": 18.662,
      "wpm": 42,
      "message": "วิธีการสุ่มตัวอย่าง ฉะนั้นก่อนที่เราจะเรียนกันวันนี้ "
    },
    {
      "message_id": 48,
      "agent_id": 15,
      "delay": 14.662,
      "onscreen_delay": 10.031,
      "typing_delay": 4.631,
      "typing_duration": 13.781,
      "wpm": 32,
      "message": "บทความที่เราสนใจศึกษาเสียก่อน "
    },
    {
      "message_id": 49,
      "agent_id": 16,
      "delay": 10.661,
      "onscreen_delay": 5.601,
      "typing_delay": 5.06,
      "typing_duration": 12.341,
      "wpm": 45,
      "message": "เดี๋ยวครูจะให้เวลา 5 นาที ให้ทุกกลุ่ม "
    },
    {
      "message_id": 50,
      "agent_id": 13,
      "delay": 8.34,
      "onscreen_delay": 1.48,
      "typing_delay": 6.86,
      "typing_duration": 10.605,
      "wpm": 17,
      "message": "ประชุมทีมกัน "
    },
    {
      "message_id": 51,
      "agent_id": 14,
      "delay": 6.604,
      "onscreen_delay": 2.408,
      "typing_delay": 4.196,
      "typing_duration": 15.288,
      "wpm": 50,
      "message": "อ่านบทความที่เราคัดเลือกมาแล้ว แล้วก็ตอบคำถาม 5 ข้อ "
    },
    {
      "message_id": 52,
      "agent_id": 15,
      "delay": 11.286,
      "onscreen_delay": 6.697,
      "typing_delay": 4.589,
      "typing_duration": 15.471,
      "wpm": 31,
      "message": "เหมือนเดิมนะคะ คำถาม 5 ข้อ ก็คือ "
    },
    {
      "message_id": 53,
      "agent_id": 16,
      "delay": 11.47,
      "onscreen_delay": 5.824,
      "typing_delay": 5.646,
      "typing_duration": 10.181,
      "wpm": 37,
      "message": "ใคร ทำอะไร ที่ไหน อย่างไร "
    },
    {
      "message_id": 54,
      "agent_id": 13,
      "delay": 7.465,
      "onscreen_delay": 2.565,
      "typing_delay": 4.9,
      "typing_duration": 14.948,
      "wpm": 29,
      "message": "ได้ผลลัพธ์อย่างไรนะคะ ให้เวลา "
    },
    {
      "message_id": 55,
      "agent_id": 14,
      "delay": 10.947,
      "onscreen_delay": 6.521,
      "typing_delay": 4.426,
      "typing_duration": 13.952,
      "wpm": 45,
      "message": "10 นาที โอ.เค. นะคะ สำหรับกลุ่มที่ยังไม่มี"
    },
    {
      "message_id": 56,
      "agent_id": 15,
      "delay": 9.951,
      "onscreen_delay": 5.076,
      "typing_delay": 4.875,
      "typing_duration": 19.004,
      "wpm": 25,
      "message": "บทความ ก็ให้รีบค้นหาในอินเทอร์เน"
    },
    {
      "message_id": 57,
      "agent_id": 16,
      "delay": 15.002,
      "onscreen_delay": 10.934,
      "typing_delay": 4.068,
      "typing_duration": 11.311,
      "wpm": 48,
      "message": "นะคะ หรือกลุ่มไหนที่ค้นแล้ว มีบทความ"
    },
    {
      "message_id": 58,
      "agent_id": 13,
      "delay": 10.99,
      "onscreen_delay": 6.606,
      "typing_delay": 4.384,
      "typing_duration": 15.38,
      "wpm": 38,
      "message": "หลายเรื่อง อยากจะแย่งให้เพื่อนก็ได้นะคะ "
    },
    {
      "message_id": 59,
      "agent_id": 14,
      "delay": 11.379,
      "onscreen_delay": 7.096,
      "typing_delay": 4.283,
      "typing_duration": 17.183,
      "wpm": 58,
      "message": "อาจใช่เวลา 10 นาที นะคะ เป็นงานกลุ่ม เดี๋ยวครูจะสอนเนื้อหาถัดไปค่ะ "
    },
    {
      "message_id": 60,
      "agent_id": 15,
      "delay": 13.182,
      "onscreen_delay": 4.544,
      "typing_delay": 8.638,
      "typing_duration": 8.638,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 61,
      "agent_id": 16,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 62,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 63,
      "agent_id": 14,
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      "message": "การสืบค้นข้อมูลในอินเทอร์เน็ตนะคะ "
    },
    {
      "message_id": 243,
      "agent_id": 14,
      "delay": 12.415,
      "onscreen_delay": 7.249,
      "typing_delay": 5.166,
      "typing_duration": 15.313,
      "wpm": 29,
      "message": "อย่างเช่น การสืบค้นบทความวิจัย"
    },
    {
      "message_id": 244,
      "agent_id": 15,
      "delay": 11.312,
      "onscreen_delay": 3.978,
      "typing_delay": 7.334,
      "typing_duration": 11.753,
      "wpm": 13,
      "message": "ที่ตีพิมพ์"
    },
    {
      "message_id": 245,
      "agent_id": 16,
      "delay": 7.748,
      "onscreen_delay": 2.723,
      "typing_delay": 5.025,
      "typing_duration": 14.534,
      "wpm": 28,
      "message": "หรือมีการเผยแพร่แล้ว ให้เรา "
    },
    {
      "message_id": 246,
      "agent_id": 13,
      "delay": 10.532,
      "onscreen_delay": 4.912,
      "typing_delay": 5.62,
      "typing_duration": 18.382,
      "wpm": 23,
      "message": "Search Engine ไหนก็ได้ Seach "
    },
    {
      "message_id": 247,
      "agent_id": 14,
      "delay": 14.381,
      "onscreen_delay": 9.51,
      "typing_delay": 4.871,
      "typing_duration": 16.008,
      "wpm": 22,
      "message": "Google นะคะ ครูอยากจะได้"
    },
    {
      "message_id": 248,
      "agent_id": 15,
      "delay": 12.007,
      "onscreen_delay": 6.968,
      "typing_delay": 5.039,
      "typing_duration": 17.007,
      "wpm": 29,
      "message": "งานวิจัยที่เกี่ยวกับเรื่องผ้าคราม "
    },
    {
      "message_id": 249,
      "agent_id": 16,
      "delay": 13.007,
      "onscreen_delay": 8.702,
      "typing_delay": 4.305,
      "typing_duration": 13.599,
      "wpm": 36,
      "message": "พวกเจ้ารู้จักคำว่า ผ้าคราม ไหมจ๊ะ "
    },
    {
      "message_id": 250,
      "agent_id": 13,
      "delay": 9.59,
      "onscreen_delay": 4.556,
      "typing_delay": 5.034,
      "typing_duration": 19.001,
      "wpm": 30,
      "message": "หรือประเด็นเสียก่อน ถ้าเราค้นกว้าง ๆ เ"
    },
    {
      "message_id": 251,
      "agent_id": 14,
      "delay": 14.996,
      "onscreen_delay": 9.981,
      "typing_delay": 5.015,
      "typing_duration": 15.248,
      "wpm": 29,
      "message": "มันเหมือนงมเข็มในมหาสมุทรนะคะ "
    },
    {
      "message_id": 252,
      "agent_id": 15,
      "delay": 11.247,
      "onscreen_delay": 6.152,
      "typing_delay": 5.095,
      "typing_duration": 15.568,
      "wpm": 31,
      "message": "ตอนนี้ครูอยากได้งานวิจัยที่เขาทำ"
    },
    {
      "message_id": 253,
      "agent_id": 16,
      "delay": 11.553,
      "onscreen_delay": 6.801,
      "typing_delay": 4.752,
      "typing_duration": 12.546,
      "wpm": 42,
      "message": "เกี่ยวกับผ้าคราม เป็นบทความครูก็ใช้ "
    },
    {
      "message_id": 254,
      "agent_id": 13,
      "delay": 8.545,
      "onscreen_delay": 2.823,
      "typing_delay": 5.722,
      "typing_duration": 16.647,
      "wpm": 17,
      "message": "บวกคำว่าผ้าครามนะคะ "
    },
    {
      "message_id": 255,
      "agent_id": 14,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 256,
      "agent_id": 15,
      "delay": 14.998,
      "onscreen_delay": 7.146,
      "typing_delay": 7.852,
      "typing_duration": 14.916,
      "wpm": 16,
      "message": "เดี๋ยวครูทำให้ดู"
    },
    {
      "message_id": 257,
      "agent_id": 16,
      "delay": 10.997,
      "onscreen_delay": 6.67,
      "typing_delay": 4.327,
      "typing_duration": 10.932,
      "wpm": 5,
      "message": "นะคะ "
    },
    {
      "message_id": 258,
      "agent_id": 13,
      "delay": 6.99,
      "onscreen_delay": 2.375,
      "typing_delay": 4.615,
      "typing_duration": 18.338,
      "wpm": 29,
      "message": "ตอนนี้คำค้นครูมี 2 คำนะคะ เห็นไหมคะ "
    },
    {
      "message_id": 259,
      "agent_id": 14,
      "delay": 14.336,
      "onscreen_delay": 10.108,
      "typing_delay": 4.228,
      "typing_duration": 13.323,
      "wpm": 33,
      "message": "วิจัยบวก บวกก็คือคำว่าและนะคะ "
    },
    {
      "message_id": 260,
      "agent_id": 15,
      "delay": 10.334,
      "onscreen_delay": 5.473,
      "typing_delay": 4.861,
      "typing_duration": 13.8,
      "wpm": 22,
      "message": "ผ้าคราม แล้วก็ Enter "
    },
    {
      "message_id": 261,
      "agent_id": 16,
      "delay": 9.799,
      "onscreen_delay": 4.983,
      "typing_delay": 4.816,
      "typing_duration": 19.001,
      "wpm": 32,
      "message": "การค้นแบบนี้ยังกว้างอีก การ Search Engent"
    },
    {
      "message_id": 262,
      "agent_id": 13,
      "delay": 14.999,
      "onscreen_delay": 10.815,
      "typing_delay": 4.184,
      "typing_duration": 17.491,
      "wpm": 28,
      "message": "มันจะค้นมาให้เยอะแยะเลย แต่ถ้าเรา"
    },
    {
      "message_id": 263,
      "agent_id": 14,
      "delay": 13.491,
      "onscreen_delay": 9.314,
      "typing_delay": 4.177,
      "typing_duration": 14.256,
      "wpm": 28,
      "message": "อยากให้มันเป็นเฉพาะไฟล์ PDF "
    },
    {
      "message_id": 264,
      "agent_id": 15,
      "delay": 10.255,
      "onscreen_delay": 5.498,
      "typing_delay": 4.757,
      "typing_duration": 13.372,
      "wpm": 21,
      "message": "นะคะ ให้เราพิมพ์ต่อ"
    },
    {
      "message_id": 265,
      "agent_id": 16,
      "delay": 9.37,
      "onscreen_delay": 5.111,
      "typing_delay": 4.259,
      "typing_duration": 10.915,
      "wpm": 36,
      "message": "หลังจากคำว่าผ้าครามว่า PDF "
    },
    {
      "message_id": 266,
      "agent_id": 13,
      "delay": 6.913,
      "onscreen_delay": 2.765,
      "typing_delay": 4.148,
      "typing_duration": 17.99,
      "wpm": 27,
      "message": "หรือจะใช้คำสั่งว่า File Type PDF "
    },
    {
      "message_id": 267,
      "agent_id": 14,
      "delay": 13.99,
      "onscreen_delay": 9.775,
      "typing_delay": 4.215,
      "typing_duration": 11.944,
      "wpm": 38,
      "message": "ก็ได้นะคะ ตอนนี้ครูต่อด้วย PDF "
    },
    {
      "message_id": 268,
      "agent_id": 15,
      "delay": 9.988,
      "onscreen_delay": 1.214,
      "typing_delay": 8.774,
      "typing_duration": 8.774,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 269,
      "agent_id": 16,
      "delay": 7.652,
      "onscreen_delay": 0,
      "typing_delay": 7.652,
      "typing_duration": 11.326,
      "wpm": 16,
      "message": "เห็นไหมคะว่า "
    },
    {
      "message_id": 270,
      "agent_id": 13,
      "delay": 7.325,
      "onscreen_delay": 3.131,
      "typing_delay": 4.194,
      "typing_duration": 18.146,
      "wpm": 33,
      "message": "มันจะค้นให้เฉพาะไฟล์อะไรขึ้นมาก่อนคะ PDF "
    },
    {
      "message_id": 271,
      "agent_id": 14,
      "delay": 14.145,
      "onscreen_delay": 8.794,
      "typing_delay": 5.351,
      "typing_duration": 14.98,
      "wpm": 39,
      "message": "ตอนนี้เรายังอยากให้มันค้นเอาข้อมูลเฉพาะ"
    },
    {
      "message_id": 272,
      "agent_id": 15,
      "delay": 10.979,
      "onscreen_delay": 5.894,
      "typing_delay": 5.085,
      "typing_duration": 14.091,
      "wpm": 30,
      "message": "ที่เผยแพร่ภายในปีนี้เท่านั้น "
    },
    {
      "message_id": 273,
      "agent_id": 16,
      "delay": 10.089,
      "onscreen_delay": 6.121,
      "typing_delay": 3.968,
      "typing_duration": 12.235,
      "wpm": 42,
      "message": "เราก็ไปที่เพิ่มเติมหรือเปล่าว้า... "
    },
    {
      "message_id": 274,
      "agent_id": 13,
      "delay": 8.234,
      "onscreen_delay": 3.968,
      "typing_delay": 4.266,
      "typing_duration": 12.654,
      "wpm": 37,
      "message": "เครื่องมือ ตรงนี้นะคะ เห็นไหมคะ "
    },
    {
      "message_id": 275,
      "agent_id": 14,
      "delay": 8.652,
      "onscreen_delay": 4.185,
      "typing_delay": 4.467,
      "typing_duration": 14.989,
      "wpm": 33,
      "message": "เขาบอกภาษาใดก็ได้ ภาษาอังกฤษก็ได้ "
    },
    {
      "message_id": 276,
      "agent_id": 15,
      "delay": 10.989,
      "onscreen_delay": 5.495,
      "typing_delay": 5.494,
      "typing_duration": 18.099,
      "wpm": 10,
      "message": "แต่คีย์เวอร์ "
    },
    {
      "message_id": 277,
      "agent_id": 16,
      "delay": 14.097,
      "onscreen_delay": 9.713,
      "typing_delay": 4.384,
      "typing_duration": 11.473,
      "wpm": 42,
      "message": "เวลาใดก็ได้เราเปลี่ยนนะคะ เราเอา"
    },
    {
      "message_id": 278,
      "agent_id": 13,
      "delay": 10.09,
      "onscreen_delay": 5.789,
      "typing_delay": 4.301,
      "typing_duration": 16.922,
      "wpm": 27,
      "message": "เฉพาะอะไรคะ ปีที่ผ่านมา งานก็จะ"
    },
    {
      "message_id": 279,
      "agent_id": 14,
      "delay": 12.92,
      "onscreen_delay": 8.713,
      "typing_delay": 4.207,
      "typing_duration": 14.641,
      "wpm": 43,
      "message": "เป็นอย่างไรคะ ใหม่ขึ้นมา ถ้าจะเอาใหม่มาก ๆ "
    },
    {
      "message_id": 280,
      "agent_id": 15,
      "delay": 10.64,
      "onscreen_delay": 6.339,
      "typing_delay": 4.301,
      "typing_duration": 18.874,
      "wpm": 33,
      "message": "เราเอาอย่างไรคะ ชั่วโมงที่ผ่านมา เมื่อกี้ "
    },
    {
      "message_id": 281,
      "agent_id": 16,
      "delay": 14.872,
      "onscreen_delay": 9.687,
      "typing_delay": 5.185,
      "typing_duration": 13.767,
      "wpm": 58,
      "message": "มีไหม มีใครโพสต์เรื่องนี้ไหม มีใครเผยแพร่เรื่องนี้ไหม"
    },
    {
      "message_id": 282,
      "agent_id": 13,
      "delay": 10.871,
      "onscreen_delay": 6.22,
      "typing_delay": 4.651,
      "typing_duration": 13.54,
      "wpm": 29,
      "message": "นะคะ แต่ว่ามัน ระยะเวลามัน"
    },
    {
      "message_id": 283,
      "agent_id": 14,
      "delay": 9.54,
      "onscreen_delay": 4.992,
      "typing_delay": 4.548,
      "typing_duration": 11.934,
      "wpm": 36,
      "message": "ล่าสุด ขอบเขตเวลามันก็แคบนะคะ "
    },
    {
      "message_id": 284,
      "agent_id": 15,
      "delay": 7.923,
      "onscreen_delay": 2.819,
      "typing_delay": 5.104,
      "typing_duration": 19.001,
      "wpm": 29,
      "message": "เรื่องที่เราจะค้นหามันก็น้อยลง ฉะนั้น"
    },
    {
      "message_id": 285,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 10.94,
      "typing_delay": 4.06,
      "typing_duration": 11.747,
      "wpm": 43,
      "message": "เราก็จะใช้เวลาขอบเขตของเวลามากขึ้น "
    },
    {
      "message_id": 286,
      "agent_id": 13,
      "delay": 10.998,
      "onscreen_delay": 6.075,
      "typing_delay": 4.923,
      "typing_duration": 17.342,
      "wpm": 34,
      "message": "เพื่อให้มีโอกาสค้นพบบทความที่เราต้องการ"
    },
    {
      "message_id": 287,
      "agent_id": 14,
      "delay": 13.341,
      "onscreen_delay": 8.766,
      "typing_delay": 4.575,
      "typing_duration": 14.967,
      "wpm": 41,
      "message": "มากขึ้นนะคะ อันนี้เราคลิกคำว่าปีที่ผ่านมา"
    },
    {
      "message_id": 288,
      "agent_id": 15,
      "delay": 10.966,
      "onscreen_delay": 6.227,
      "typing_delay": 4.739,
      "typing_duration": 15.166,
      "wpm": 32,
      "message": "นะคะ อันนี้เราก็จะเจอบทความวิจัย"
    },
    {
      "message_id": 289,
      "agent_id": 16,
      "delay": 11.166,
      "onscreen_delay": 6.852,
      "typing_delay": 4.314,
      "typing_duration": 8.694,
      "wpm": 35,
      "message": "เยอะแยะเลย อย่างเช่น "
    },
    {
      "message_id": 290,
      "agent_id": 13,
      "delay": 9.419,
      "onscreen_delay": 0,
      "typing_delay": 9.419,
      "typing_duration": 9.419,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 291,
      "agent_id": 14,
      "delay": 5.418,
      "onscreen_delay": 0.947,
      "typing_delay": 4.471,
      "typing_duration": 17.996,
      "wpm": 39,
      "message": "อันนี้เป็นแนวทางการเพิ่มมูลค่าผ้าไหมมัดหมี่นะคะ "
    },
    {
      "message_id": 292,
      "agent_id": 15,
      "delay": 13.995,
      "onscreen_delay": 7.537,
      "typing_delay": 6.458,
      "typing_duration": 12.178,
      "wpm": 26,
      "message": "เราค้นได้เร็วขึ้นนะคะ "
    },
    {
      "message_id": 293,
      "agent_id": 16,
      "delay": 9.994,
      "onscreen_delay": 5.496,
      "typing_delay": 4.498,
      "typing_duration": 13.657,
      "wpm": 44,
      "message": "อันนี้คือวิธีการสืบค้น หาบทความ งานวิจัย "
    },
    {
      "message_id": 294,
      "agent_id": 13,
      "delay": 9.656,
      "onscreen_delay": 5.344,
      "typing_delay": 4.312,
      "typing_duration": 11.47,
      "wpm": 25,
      "message": "ที่เราสนใจศึกษานะคะ "
    },
    {
      "message_id": 295,
      "agent_id": 14,
      "delay": 7.469,
      "onscreen_delay": 2.731,
      "typing_delay": 4.738,
      "typing_duration": 13.295,
      "wpm": 44,
      "message": "ตอนนี้พวกเราคงจะเข้าใจวิธีการสืบค้นนะคะ "
    },
    {
      "message_id": 296,
      "agent_id": 15,
      "delay": 9.293,
      "onscreen_delay": 4.65,
      "typing_delay": 4.643,
      "typing_duration": 19.001,
      "wpm": 24,
      "message": "เวลาสืบค้น เราต้องมีคำค้นที่ถูำ"
    },
    {
      "message_id": 297,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 10.163,
      "typing_delay": 4.837,
      "typing_duration": 8.147,
      "wpm": 7,
      "message": "นะคะ "
    },
    {
      "message_id": 298,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 299,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 300,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 301,
      "agent_id": 16,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 302,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 303,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 304,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 5.818,
      "typing_delay": 9.182,
      "typing_duration": 9.182,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 305,
      "agent_id": 16,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 306,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 307,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 308,
      "agent_id": 15,
      "delay": 15.001,
      "onscreen_delay": 5.698,
      "typing_delay": 9.303,
      "typing_duration": 9.303,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 309,
      "agent_id": 16,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 310,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 311,
      "agent_id": 14,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 312,
      "agent_id": 15,
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    {
      "message_id": 450,
      "agent_id": 13,
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      "message_id": 451,
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      "onscreen_delay": 0,
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      "message": ""
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    {
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    {
      "message_id": 454,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
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    {
      "message_id": 455,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
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      "message": ""
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    {
      "message_id": 456,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 5.56,
      "typing_delay": 9.44,
      "typing_duration": 9.44,
      "wpm": 0,
      "message": ""
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    {
      "message_id": 457,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 3.009,
      "typing_delay": 7.99,
      "typing_duration": 14.338,
      "wpm": 28,
      "message": "ทำงานกลุ่มเป็นอย่างไรบ้างคะ "
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    {
      "message_id": 458,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
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      "message": ""
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    {
      "message_id": 459,
      "agent_id": 14,
      "delay": 14.996,
      "onscreen_delay": 9.388,
      "typing_delay": 5.608,
      "typing_duration": 14.501,
      "wpm": 5,
      "message": "กลุ่ม"
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    {
      "message_id": 460,
      "agent_id": 15,
      "delay": 10.996,
      "onscreen_delay": 5.281,
      "typing_delay": 5.715,
      "typing_duration": 16.621,
      "wpm": 14,
      "message": "จาตุรงค์ใช่ไหมคะ "
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      "message_id": 461,
      "agent_id": 16,
      "delay": 12.62,
      "onscreen_delay": 1.307,
      "typing_delay": 11.313,
      "typing_duration": 11.313,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 462,
      "agent_id": 13,
      "delay": 8.618,
      "onscreen_delay": 0.784,
      "typing_delay": 7.834,
      "typing_duration": 11.442,
      "wpm": 4,
      "message": "อ๋อ "
    },
    {
      "message_id": 463,
      "agent_id": 14,
      "delay": 7.441,
      "onscreen_delay": 1.853,
      "typing_delay": 5.588,
      "typing_duration": 12.833,
      "wpm": 27,
      "message": "จตุพรเขียนส่งครูหรือยัง "
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    {
      "message_id": 464,
      "agent_id": 15,
      "delay": 8.833,
      "onscreen_delay": 3.464,
      "typing_delay": 5.369,
      "typing_duration": 16.721,
      "wpm": 30,
      "message": "ไอ้กระดาษที่ คำตอบ เสร็จหรือยังคะ "
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    {
      "message_id": 465,
      "agent_id": 16,
      "delay": 12.721,
      "onscreen_delay": 7.751,
      "typing_delay": 4.97,
      "typing_duration": 12.508,
      "wpm": 49,
      "message": "โอ.เค เราเรียนกันไปแล้วเขียนกันไปด้วยนะคะ "
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    {
      "message_id": 466,
      "agent_id": 13,
      "delay": 8.719,
      "onscreen_delay": 3.531,
      "typing_delay": 5.188,
      "typing_duration": 10.694,
      "wpm": 31,
      "message": "ตอนนี้พวกเรา ครูคิดว่า "
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    {
      "message_id": 467,
      "agent_id": 14,
      "delay": 6.694,
      "onscreen_delay": 2.389,
      "typing_delay": 4.305,
      "typing_duration": 15.559,
      "wpm": 50,
      "message": "4 กลุ่มนะคะ เท่าที่เดินดูเมื่อกี้ก็คือ ได้บทความแล้ว "
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    {
      "message_id": 468,
      "agent_id": 15,
      "delay": 11.558,
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      "typing_delay": 5.155,
      "typing_duration": 19.014,
      "wpm": 26,
      "message": "เดี๋ยวเราจะมาเรียนรู้เนื้อหาวันนั"
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    {
      "message_id": 469,
      "agent_id": 16,
      "delay": 15.012,
      "onscreen_delay": 9.797,
      "typing_delay": 5.215,
      "typing_duration": 13.226,
      "wpm": 35,
      "message": "จากบทความที่เราเลือก แต่เราต้อง"
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      "message_id": 470,
      "agent_id": 13,
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      "typing_delay": 4.342,
      "typing_duration": 17.725,
      "wpm": 36,
      "message": "ไปอ่านศึกษาเพิ่มเติม นอกเวลาในชั้นเรียนนะคะ "
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      "message_id": 471,
      "agent_id": 14,
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      "typing_delay": 4.86,
      "typing_duration": 10.101,
      "wpm": 46,
      "message": "ตอนนี้ขอให้ทุกคนกลับที่นั่งนะคะ "
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      "message_id": 472,
      "agent_id": 15,
      "delay": 9.723,
      "onscreen_delay": 2.605,
      "typing_delay": 7.118,
      "typing_duration": 15.604,
      "wpm": 19,
      "message": "กลับที่นั่งของตัวเอง "
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    {
      "message_id": 473,
      "agent_id": 16,
      "delay": 11.604,
      "onscreen_delay": 6.46,
      "typing_delay": 5.144,
      "typing_duration": 10.518,
      "wpm": 29,
      "message": "แล้วก็ทุกกลุ่มจะต้อง"
    },
    {
      "message_id": 474,
      "agent_id": 13,
      "delay": 7.604,
      "onscreen_delay": 3.102,
      "typing_delay": 4.502,
      "typing_duration": 16.996,
      "wpm": 28,
      "message": "ส่งไฟล์บทความวิจัยให้กับเพื่อน ๆ "
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    {
      "message_id": 475,
      "agent_id": 14,
      "delay": 12.994,
      "onscreen_delay": 8.829,
      "typing_delay": 4.165,
      "typing_duration": 14.755,
      "wpm": 28,
      "message": "ในกลุ่มนะคะ พอครูถามกลุ่มไหน"
    },
    {
      "message_id": 476,
      "agent_id": 15,
      "delay": 10.755,
      "onscreen_delay": 6.106,
      "typing_delay": 4.649,
      "typing_duration": 18.619,
      "wpm": 25,
      "message": "เราก็ต้องเปิด PDF ขึ้นมาอ่านได้"
    },
    {
      "message_id": 477,
      "agent_id": 16,
      "delay": 14.609,
      "onscreen_delay": 10.178,
      "typing_delay": 4.431,
      "typing_duration": 9.444,
      "wpm": 27,
      "message": "นะคะ ตอนนี้พวกเรา"
    },
    {
      "message_id": 478,
      "agent_id": 13,
      "delay": 10.608,
      "onscreen_delay": 6.288,
      "typing_delay": 4.32,
      "typing_duration": 17.505,
      "wpm": 23,
      "message": "มี LINE กลุ่มห้องไหมคะ หรือ"
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    {
      "message_id": 479,
      "agent_id": 14,
      "delay": 13.503,
      "onscreen_delay": 9.24,
      "typing_delay": 4.263,
      "typing_duration": 14.541,
      "wpm": 42,
      "message": "เฟซบุ๊ก เราใช่เฟซบุ๊กใช่ไหม ให้แต่ละกลุ่ม"
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    {
      "message_id": 480,
      "agent_id": 15,
      "delay": 10.53,
      "onscreen_delay": 5.56,
      "typing_delay": 4.97,
      "typing_duration": 17.858,
      "wpm": 22,
      "message": "ส่งไฟล์แลกกัน ให้เรามีไฟล์"
    },
    {
      "message_id": 481,
      "agent_id": 16,
      "delay": 13.857,
      "onscreen_delay": 9.728,
      "typing_delay": 4.129,
      "typing_duration": 10.733,
      "wpm": 31,
      "message": "กลุ่มเพื่อนด้วย โอ.เค. "
    },
    {
      "message_id": 482,
      "agent_id": 13,
      "delay": 9.856,
      "onscreen_delay": 5.509,
      "typing_delay": 4.347,
      "typing_duration": 17.584,
      "wpm": 48,
      "message": "เดี๋ยวเรามาดูเนื้อหาวันนี้นะคะ อย่างนั้นครุสอนยาวเลยนะคะ "
    },
    {
      "message_id": 483,
      "agent_id": 14,
      "delay": 13.583,
      "onscreen_delay": 6.938,
      "typing_delay": 6.645,
      "typing_duration": 11.144,
      "wpm": 32,
      "message": "เนื้อหาวันนี้ก็คือ เราจะ"
    },
    {
      "message_id": 484,
      "agent_id": 15,
      "delay": 9.583,
      "onscreen_delay": 5.004,
      "typing_delay": 4.579,
      "typing_duration": 13.135,
      "wpm": 39,
      "message": "ศึกษาเกี่ยวกับการกำหนดประชากรศึกษา "
    },
    {
      "message_id": 485,
      "agent_id": 16,
      "delay": 9.134,
      "onscreen_delay": 4.789,
      "typing_delay": 4.345,
      "typing_duration": 14.129,
      "wpm": 49,
      "message": "แล้วก็การกำหนดขนาดตัวอย่าง วิธีการสุ่มตัวอย่าง "
    },
    {
      "message_id": 486,
      "agent_id": 13,
      "delay": 10.128,
      "onscreen_delay": 4.001,
      "typing_delay": 6.127,
      "typing_duration": 17.403,
      "wpm": 26,
      "message": "ต่อเนื่องจากสัปดาห์ที่แล้วนะคะ "
    },
    {
      "message_id": 487,
      "agent_id": 14,
      "delay": 13.402,
      "onscreen_delay": 8.924,
      "typing_delay": 4.478,
      "typing_duration": 17.061,
      "wpm": 34,
      "message": "เราจะทราบอยู่แล้วการวิจัย ก็คือการศึกษา"
    },
    {
      "message_id": 488,
      "agent_id": 15,
      "delay": 13.06,
      "onscreen_delay": 7.82,
      "typing_delay": 5.24,
      "typing_duration": 15.163,
      "wpm": 25,
      "message": "ที่มีลักษณะแบบแผนใช่ไหมคะ "
    },
    {
      "message_id": 489,
      "agent_id": 16,
      "delay": 11.161,
      "onscreen_delay": 5.706,
      "typing_delay": 5.455,
      "typing_duration": 15.54,
      "wpm": 29,
      "message": "มีหลักการ สามารถตรวจสอบได้ และ"
    },
    {
      "message_id": 490,
      "agent_id": 13,
      "delay": 11.54,
      "onscreen_delay": 6.956,
      "typing_delay": 4.584,
      "typing_duration": 16.312,
      "wpm": 22,
      "message": "ในลักษณะวนซ้ำ เป็น Cycle "
    },
    {
      "message_id": 491,
      "agent_id": 14,
      "delay": 12.311,
      "onscreen_delay": 8.165,
      "typing_delay": 4.146,
      "typing_duration": 18.519,
      "wpm": 36,
      "message": "เป็นวัฒจักรใช่ไหมคะ เริ่มต้นเราต้องมีประเด็น"
    },
    {
      "message_id": 492,
      "agent_id": 15,
      "delay": 14.518,
      "onscreen_delay": 9.785,
      "typing_delay": 4.733,
      "typing_duration": 12.63,
      "wpm": 20,
      "message": "อยากจะรู้ จริงไหม "
    },
    {
      "message_id": 493,
      "agent_id": 16,
      "delay": 10.516,
      "onscreen_delay": 6.19,
      "typing_delay": 4.326,
      "typing_duration": 15.058,
      "wpm": 43,
      "message": "อย่างเช่น อยากจะรู้ว่าวัยรุ่น เขามีพฤติกรรม "
    },
    {
      "message_id": 494,
      "agent_id": 13,
      "delay": 11.058,
      "onscreen_delay": 6.411,
      "typing_delay": 4.647,
      "typing_duration": 17.591,
      "wpm": 22,
      "message": "การใช้ Smart Phone อย่างไร"
    },
    {
      "message_id": 495,
      "agent_id": 14,
      "delay": 13.59,
      "onscreen_delay": 9.336,
      "typing_delay": 4.254,
      "typing_duration": 11.948,
      "wpm": 29,
      "message": "ทุกวันนี้ หรือว่าพ่อค้า"
    },
    {
      "message_id": 496,
      "agent_id": 15,
      "delay": 9.588,
      "onscreen_delay": 4.789,
      "typing_delay": 4.799,
      "typing_duration": 17.13,
      "wpm": 25,
      "message": "พ่อค้า แม่ค้า เขาใช้เทคโนโลยี "
    },
    {
      "message_id": 497,
      "agent_id": 16,
      "delay": 13.13,
      "onscreen_delay": 8.417,
      "typing_delay": 4.713,
      "typing_duration": 11.312,
      "wpm": 52,
      "message": "ไอทีนี่ ไปส่งเสริมการขาย การตลาดอย่างไร "
    },
    {
      "message_id": 498,
      "agent_id": 13,
      "delay": 9.129,
      "onscreen_delay": 4.399,
      "typing_delay": 4.73,
      "typing_duration": 15.359,
      "wpm": 37,
      "message": "ทุกวันนี้ ไปขายของทั่ว ๆ ไป เดินเร่ขาย"
    },
    {
      "message_id": 499,
      "agent_id": 14,
      "delay": 11.358,
      "onscreen_delay": 7.12,
      "typing_delay": 4.238,
      "typing_duration": 15.2,
      "wpm": 50,
      "message": "ไม่ได้แล้ว ได้ลูกค้านิดเดียว แต่ถ้าคุณขายในเว็บไซต์"
    },
    {
      "message_id": 500,
      "agent_id": 15,
      "delay": 11.195,
      "onscreen_delay": 6.883,
      "typing_delay": 4.312,
      "typing_duration": 17.756,
      "wpm": 30,
      "message": "หรือไลฟ์ขายนี่ ลูกค้าคุณก็อย่างไรคะ "
    },
    {
      "message_id": 501,
      "agent_id": 16,
      "delay": 13.755,
      "onscreen_delay": 7.865,
      "typing_delay": 5.89,
      "typing_duration": 17.917,
      "wpm": 37,
      "message": "ถ้าคุณพูดภาษาอังกฤษได้ คุณก็จะได้ลูกค้าฝรั่ง "
    },
    {
      "message_id": 502,
      "agent_id": 13,
      "delay": 13.915,
      "onscreen_delay": 8.116,
      "typing_delay": 5.799,
      "typing_duration": 17.462,
      "wpm": 31,
      "message": "เริ่มจากประเด็นที่เราจะศึกษา พอเรามี"
    },
    {
      "message_id": 503,
      "agent_id": 14,
      "delay": 13.461,
      "onscreen_delay": 9.157,
      "typing_delay": 4.304,
      "typing_duration": 13.078,
      "wpm": 40,
      "message": "ประเด็นที่จะศึกษาแล้ว เราจึงจะกำหนด"
    },
    {
      "message_id": 504,
      "agent_id": 15,
      "delay": 9.459,
      "onscreen_delay": 4.896,
      "typing_delay": 4.563,
      "typing_duration": 9.716,
      "wpm": 34,
      "message": "ประชากรที่ศึกษาได้นะคะ "
    },
    {
      "message_id": 505,
      "agent_id": 16,
      "delay": 5.716,
      "onscreen_delay": 1.679,
      "typing_delay": 4.037,
      "typing_duration": 10.604,
      "wpm": 35,
      "message": "ประชากรที่ศึกษาภาษาอังกฤษ "
    },
    {
      "message_id": 506,
      "agent_id": 13,
      "delay": 6.6,
      "onscreen_delay": 1.996,
      "typing_delay": 4.604,
      "typing_duration": 12.247,
      "wpm": 37,
      "message": "นะคะ อาจจะเป็นอะไรก็ได้ เป็นคน "
    },
    {
      "message_id": 507,
      "agent_id": 14,
      "delay": 8.246,
      "onscreen_delay": 3.205,
      "typing_delay": 5.041,
      "typing_duration": 13.692,
      "wpm": 37,
      "message": "สิ่งของหรือเป็นค่าที่เกิดจากการวัด"
    },
    {
      "message_id": 508,
      "agent_id": 15,
      "delay": 9.691,
      "onscreen_delay": 4.634,
      "typing_delay": 5.057,
      "typing_duration": 14.49,
      "wpm": 5,
      "message": "ก็ได้ "
    },
    {
      "message_id": 509,
      "agent_id": 16,
      "delay": 10.489,
      "onscreen_delay": 5.587,
      "typing_delay": 4.902,
      "typing_duration": 11.976,
      "wpm": 49,
      "message": "แต่ข้อมูลเหล่านั้นมันจะต้องมีสิ่งที่เรา"
    },
    {
      "message_id": 510,
      "agent_id": 13,
      "delay": 7.976,
      "onscreen_delay": 3.403,
      "typing_delay": 4.573,
      "typing_duration": 16.154,
      "wpm": 31,
      "message": "สนใจ อย่างเช่น ถ้าเป็นคน พฤติกรรม"
    },
    {
      "message_id": 511,
      "agent_id": 14,
      "delay": 12.153,
      "onscreen_delay": 7.985,
      "typing_delay": 4.168,
      "typing_duration": 16.779,
      "wpm": 35,
      "message": "การใช่ Smart Phone ของนักศึกษา ผู้ศึกษา"
    },
    {
      "message_id": 512,
      "agent_id": 15,
      "delay": 12.779,
      "onscreen_delay": 7.657,
      "typing_delay": 5.122,
      "typing_duration": 8.316,
      "wpm": 22,
      "message": "ควรเป็นใครคะ "
    },
    {
      "message_id": 513,
      "agent_id": 16,
      "delay": 8.779,
      "onscreen_delay": 3.688,
      "typing_delay": 5.091,
      "typing_duration": 9.663,
      "wpm": 19,
      "message": "เป็นนักศึกษา "
    },
    {
      "message_id": 514,
      "agent_id": 13,
      "delay": 5.662,
      "onscreen_delay": 1.082,
      "typing_delay": 4.58,
      "typing_duration": 18.154,
      "wpm": 31,
      "message": "คราวนี้นักศึกษามันกว้างใหญ่ไพศาลมากเลย "
    },
    {
      "message_id": 515,
      "agent_id": 14,
      "delay": 14.153,
      "onscreen_delay": 9.701,
      "typing_delay": 4.452,
      "typing_duration": 16.235,
      "wpm": 30,
      "message": "การใช้ Smart Phone ของมหาวิทยาลัย"
    },
    {
      "message_id": 516,
      "agent_id": 15,
      "delay": 12.233,
      "onscreen_delay": 5.347,
      "typing_delay": 6.886,
      "typing_duration": 19,
      "wpm": 17,
      "message": "ราชภัฏสกลนครที่ลงทะเร"
    },
    {
      "message_id": 517,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 7.944,
      "typing_delay": 7.055,
      "typing_duration": 15.285,
      "wpm": 33,
      "message": "ที่ลงทะเบียนเรียนในปี 2562 ภาคปกติ"
    },
    {
      "message_id": 518,
      "agent_id": 13,
      "delay": 11.283,
      "onscreen_delay": 5.763,
      "typing_delay": 5.52,
      "typing_duration": 19.001,
      "wpm": 26,
      "message": "เท่านั้น ประชากรของเราก็เป็นใครคะ "
    },
    {
      "message_id": 519,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 8.216,
      "typing_delay": 6.784,
      "typing_duration": 16.62,
      "wpm": 33,
      "message": "เป็นนักศึกษาที่ลงทะเบียนเรียนที่ไหนคะ "
    },
    {
      "message_id": 520,
      "agent_id": 15,
      "delay": 12.618,
      "onscreen_delay": 4.964,
      "typing_delay": 7.654,
      "typing_duration": 18.242,
      "wpm": 12,
      "message": "ม. ราชภัฏสกลนคร "
    },
    {
      "message_id": 521,
      "agent_id": 16,
      "delay": 14.242,
      "onscreen_delay": 10.291,
      "typing_delay": 3.951,
      "typing_duration": 11.589,
      "wpm": 41,
      "message": "ปีการศึกษา 2562 แล้วก็ศึกษาเฉพาะ"
    },
    {
      "message_id": 522,
      "agent_id": 13,
      "delay": 10.241,
      "onscreen_delay": 5.035,
      "typing_delay": 5.206,
      "typing_duration": 13.272,
      "wpm": 28,
      "message": "ภาคปกติ ทุกคณะเลยใช่ไหมคะ "
    },
    {
      "message_id": 523,
      "agent_id": 14,
      "delay": 9.271,
      "onscreen_delay": 4.61,
      "typing_delay": 4.661,
      "typing_duration": 16.319,
      "wpm": 42,
      "message": "คณะไหนก็ได้จริงไหม แต่เราจะไม่ถามคนเรียน ป. โท "
    },
    {
      "message_id": 524,
      "agent_id": 15,
      "delay": 12.317,
      "onscreen_delay": 7.224,
      "typing_delay": 5.093,
      "typing_duration": 19.001,
      "wpm": 25,
      "message": "จริงไหมคะ เพราะเราสนใจเฉพาะปริญญ"
    },
    {
      "message_id": 525,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 10.954,
      "typing_delay": 4.047,
      "typing_duration": 10.26,
      "wpm": 42,
      "message": "สมมตินะคะ อันนี้คือ ลักษณะของ "
    },
    {
      "message_id": 526,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 6.135,
      "typing_delay": 4.864,
      "typing_duration": 17.739,
      "wpm": 29,
      "message": "Propulation ที่เราจะศึกษา บางครั้ง"
    },
    {
      "message_id": 527,
      "agent_id": 14,
      "delay": 13.738,
      "onscreen_delay": 8.569,
      "typing_delay": 5.169,
      "typing_duration": 16.266,
      "wpm": 25,
      "message": "ประชากรที่ศึกษาเป็นหน่วยที่"
    },
    {
      "message_id": 528,
      "agent_id": 15,
      "delay": 12.266,
      "onscreen_delay": 7.528,
      "typing_delay": 4.738,
      "typing_duration": 9.834,
      "wpm": 29,
      "message": "สามารถวัดได้ จับต้อ"
    },
    {
      "message_id": 529,
      "agent_id": 16,
      "delay": 8.264,
      "onscreen_delay": 4.036,
      "typing_delay": 4.228,
      "typing_duration": 11.315,
      "wpm": 37,
      "message": "ว่ามีกี่ชิ้น ถ้าเป็นคนนับได้"
    },
    {
      "message_id": 530,
      "agent_id": 13,
      "delay": 7.307,
      "onscreen_delay": 2.977,
      "typing_delay": 4.33,
      "typing_duration": 16.144,
      "wpm": 27,
      "message": "ว่ามีกี่คน เขาเรียกว่าประชากร"
    },
    {
      "message_id": 531,
      "agent_id": 14,
      "delay": 12.143,
      "onscreen_delay": 7.571,
      "typing_delay": 4.572,
      "typing_duration": 11.807,
      "wpm": 34,
      "message": "จำกัดนะคะ แต่บางครั้งข้อมูล"
    },
    {
      "message_id": 532,
      "agent_id": 15,
      "delay": 8.142,
      "onscreen_delay": 3.649,
      "typing_delay": 4.493,
      "typing_duration": 13.814,
      "wpm": 15,
      "message": "ที่เราศึกษานี่ "
    },
    {
      "message_id": 533,
      "agent_id": 16,
      "delay": 9.805,
      "onscreen_delay": 5.376,
      "typing_delay": 4.429,
      "typing_duration": 13,
      "wpm": 47,
      "message": "มันไม่สามารถนับจำนวนได้ว่ามีกี่คน กี่ชิ้น "
    },
    {
      "message_id": 534,
      "agent_id": 13,
      "delay": 8.999,
      "onscreen_delay": 4.202,
      "typing_delay": 4.797,
      "typing_duration": 10.043,
      "wpm": 31,
      "message": "กี่อัน ยกตัวอย่างเช่น "
    },
    {
      "message_id": 535,
      "agent_id": 14,
      "delay": 6.042,
      "onscreen_delay": 0.692,
      "typing_delay": 5.35,
      "typing_duration": 13.811,
      "wpm": 17,
      "message": "ปริมาณฝุ่น PM2.5 "
    },
    {
      "message_id": 536,
      "agent_id": 15,
      "delay": 9.805,
      "onscreen_delay": 2.968,
      "typing_delay": 6.837,
      "typing_duration": 15.469,
      "wpm": 10,
      "message": "ในบรรยากาศ "
    },
    {
      "message_id": 537,
      "agent_id": 16,
      "delay": 11.469,
      "onscreen_delay": 5.828,
      "typing_delay": 5.641,
      "typing_duration": 12.244,
      "wpm": 33,
      "message": "ในชั้นบรรยากาศจังหวัดสกลนคร "
    },
    {
      "message_id": 538,
      "agent_id": 13,
      "delay": 8.242,
      "onscreen_delay": 3.759,
      "typing_delay": 4.483,
      "typing_duration": 14.921,
      "wpm": 32,
      "message": "ว่ามันมีเท่าไร ไม่ได้ หรือปริมาณ"
    },
    {
      "message_id": 539,
      "agent_id": 14,
      "delay": 10.919,
      "onscreen_delay": 6.617,
      "typing_delay": 4.302,
      "typing_duration": 16.122,
      "wpm": 34,
      "message": "ออกซิเจนในน้ำห่วยทราย อย่างนี้เป็นต้น"
    },
    {
      "message_id": 540,
      "agent_id": 15,
      "delay": 12.121,
      "onscreen_delay": 7.474,
      "typing_delay": 4.647,
      "typing_duration": 19,
      "wpm": 28,
      "message": "นะคะ มันจะเป็นค่าที่เราไม่สามารถนับไ"
    },
    {
      "message_id": 541,
      "agent_id": 16,
      "delay": 14.993,
      "onscreen_delay": 8.149,
      "typing_delay": 6.844,
      "typing_duration": 13.648,
      "wpm": 33,
      "message": "เราไม่สามารถนับจำนวนชิ้นได้ว่า"
    },
    {
      "message_id": 542,
      "agent_id": 13,
      "delay": 10.992,
      "onscreen_delay": 6.263,
      "typing_delay": 4.729,
      "typing_duration": 18.135,
      "wpm": 31,
      "message": "แบบที่ 2 นี้ เราเรียกว่าประชากรอนันต์ "
    },
    {
      "message_id": 543,
      "agent_id": 14,
      "delay": 14.133,
      "onscreen_delay": 8.205,
      "typing_delay": 5.928,
      "typing_duration": 14.358,
      "wpm": 38,
      "message": "ดังนั้นประชากรมี 2 อย่างนะคะ ประชากร"
    },
    {
      "message_id": 544,
      "agent_id": 15,
      "delay": 10.358,
      "onscreen_delay": 5.706,
      "typing_delay": 4.652,
      "typing_duration": 14.542,
      "wpm": 26,
      "message": "จำกัด ก็คือเป็น Set จำกัด "
    },
    {
      "message_id": 545,
      "agent_id": 16,
      "delay": 10.541,
      "onscreen_delay": 6.225,
      "typing_delay": 4.316,
      "typing_duration": 13.723,
      "wpm": 48,
      "message": "กี่ชิ้นกี่อัน แบบที่ 2 ก็คือ ประชากรเป็นเซ็ต"
    },
    {
      "message_id": 546,
      "agent_id": 13,
      "delay": 9.722,
      "onscreen_delay": 4.613,
      "typing_delay": 5.109,
      "typing_duration": 12.419,
      "wpm": 25,
      "message": "อนันต์ นับไม่ได้ว่ามี"
    },
    {
      "message_id": 547,
      "agent_id": 14,
      "delay": 8.417,
      "onscreen_delay": 4.212,
      "typing_delay": 4.205,
      "typing_duration": 18.402,
      "wpm": 46,
      "message": "สิ่งของนั้น ๆ นี่อยู่กี่ชิ้นกี่อัน อย่างเช่นออกซิเจนในน้ำ "
    },
    {
      "message_id": 548,
      "agent_id": 15,
      "delay": 14.402,
      "onscreen_delay": 9.727,
      "typing_delay": 4.675,
      "typing_duration": 19.001,
      "wpm": 19,
      "message": "โอ.เค. ไหมคะ OSปริมาณฝุ่"
    },
    {
      "message_id": 549,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 7.958,
      "typing_delay": 7.041,
      "typing_duration": 12.195,
      "wpm": 31,
      "message": "เรามาดูประชากรที่เราศึกษา"
    },
    {
      "message_id": 550,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 5.91,
      "typing_delay": 5.089,
      "typing_duration": 17.039,
      "wpm": 34,
      "message": "นะคะ ถ้าเราเปรียบเทียบเป็น Set ใหญ่ คือ"
    },
    {
      "message_id": 551,
      "agent_id": 14,
      "delay": 13.038,
      "onscreen_delay": 8.918,
      "typing_delay": 4.12,
      "typing_duration": 17.352,
      "wpm": 33,
      "message": "ก้อนนี้ ก้อนนี้เป็น Set ใหญ่เลยก้อนนี้ "
    },
    {
      "message_id": 552,
      "agent_id": 15,
      "delay": 13.35,
      "onscreen_delay": 8.03,
      "typing_delay": 5.32,
      "typing_duration": 17.677,
      "wpm": 26,
      "message": "เราจะเห็นว่ามันจะมีคุณลักษณะที่"
    },
    {
      "message_id": 553,
      "agent_id": 16,
      "delay": 13.677,
      "onscreen_delay": 9.783,
      "typing_delay": 3.894,
      "typing_duration": 10.883,
      "wpm": 29,
      "message": "ศึกษาอย่างเช่นถ้าเป็น"
    },
    {
      "message_id": 554,
      "agent_id": 13,
      "delay": 9.675,
      "onscreen_delay": 4.782,
      "typing_delay": 4.893,
      "typing_duration": 11.497,
      "wpm": 29,
      "message": "บุคลลทั่ว ๆ ไป ชาวบ้าน "
    },
    {
      "message_id": 555,
      "agent_id": 14,
      "delay": 7.496,
      "onscreen_delay": 3.438,
      "typing_delay": 4.058,
      "typing_duration": 12.297,
      "wpm": 54,
      "message": "ประชาชนในจังหวัดสกลนคร เราสนใจว่าเขามีรายได้"
    },
    {
      "message_id": 556,
      "agent_id": 15,
      "delay": 8.294,
      "onscreen_delay": 3.634,
      "typing_delay": 4.66,
      "typing_duration": 16.846,
      "wpm": 23,
      "message": "โดยเฉลี่ยเท่าใด ถ้าเราเก็บ"
    },
    {
      "message_id": 557,
      "agent_id": 16,
      "delay": 12.846,
      "onscreen_delay": 8.74,
      "typing_delay": 4.106,
      "typing_duration": 12.606,
      "wpm": 43,
      "message": "รายได้ของทุกคนมารวมกัน เราก็หาได้ว่า "
    },
    {
      "message_id": 558,
      "agent_id": 13,
      "delay": 8.845,
      "onscreen_delay": 3.363,
      "typing_delay": 5.482,
      "typing_duration": 14.363,
      "wpm": 36,
      "message": "ประชาชนในจังหวัดสกลนครนี้ มีรายได้"
    },
    {
      "message_id": 559,
      "agent_id": 14,
      "delay": 10.362,
      "onscreen_delay": 6.088,
      "typing_delay": 4.274,
      "typing_duration": 15.3,
      "wpm": 46,
      "message": "โดยเฉลี่ยเท่าใด ตรงนี้เราเรียกว่าค่า Parameters "
    },
    {
      "message_id": 560,
      "agent_id": 15,
      "delay": 11.299,
      "onscreen_delay": 5.842,
      "typing_delay": 5.457,
      "typing_duration": 17.574,
      "wpm": 34,
      "message": "หรือที่เรียกว่า ค่าเฉลี่ยประชากร เป็นตัว "
    },
    {
      "message_id": 561,
      "agent_id": 16,
      "delay": 13.571,
      "onscreen_delay": 7.969,
      "typing_delay": 5.602,
      "typing_duration": 14.746,
      "wpm": 43,
      "message": "นะคะ ถ้าเราสนใจข้อมูลที่เป็นสัดส่วนประชากร"
    },
    {
      "message_id": 562,
      "agent_id": 13,
      "delay": 10.746,
      "onscreen_delay": 2.622,
      "typing_delay": 8.124,
      "typing_duration": 19,
      "wpm": 31,
      "message": "ข้อมูลที่เป็นสัดส่วนของประชากร อย่างเดช"
    },
    {
      "message_id": 563,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 8.759,
      "typing_delay": 6.24,
      "typing_duration": 14.911,
      "wpm": 19,
      "message": "สัดส่วนของประชาชนใน"
    },
    {
      "message_id": 564,
      "agent_id": 15,
      "delay": 10.999,
      "onscreen_delay": 6.091,
      "typing_delay": 4.908,
      "typing_duration": 15.975,
      "wpm": 12,
      "message": "จังหวัดสกลนคร"
    },
    {
      "message_id": 565,
      "agent_id": 16,
      "delay": 11.974,
      "onscreen_delay": 6.151,
      "typing_delay": 5.823,
      "typing_duration": 12.27,
      "wpm": 21,
      "message": "ที่เห็นด้วยกับการ"
    },
    {
      "message_id": 566,
      "agent_id": 13,
      "delay": 8.267,
      "onscreen_delay": 2.659,
      "typing_delay": 5.608,
      "typing_duration": 13.513,
      "wpm": 24,
      "message": "ยุบพรรคสีส้ม สมมตินะคะ "
    },
    {
      "message_id": 567,
      "agent_id": 14,
      "delay": 9.509,
      "onscreen_delay": 3.211,
      "typing_delay": 6.298,
      "typing_duration": 12.979,
      "wpm": 20,
      "message": "สัดส่วนนี้แทนด้วย "
    },
    {
      "message_id": 568,
      "agent_id": 15,
      "delay": 8.978,
      "onscreen_delay": 3.825,
      "typing_delay": 5.153,
      "typing_duration": 17.047,
      "wpm": 20,
      "message": "P ใหญ่นะคะ เราจะเห็นว่า"
    },
    {
      "message_id": 569,
      "agent_id": 16,
      "delay": 13.046,
      "onscreen_delay": 8.449,
      "typing_delay": 4.597,
      "typing_duration": 11.272,
      "wpm": 44,
      "message": "มันเป็นค่าคงที่ ที่มีอยู่ค่าเดียว "
    },
    {
      "message_id": 570,
      "agent_id": 13,
      "delay": 9.045,
      "onscreen_delay": 4.655,
      "typing_delay": 4.39,
      "typing_duration": 14.906,
      "wpm": 37,
      "message": "ว่ามันมีค่าเท่าไร แล้วเราอยากจะรู้ค่า"
    },
    {
      "message_id": 571,
      "agent_id": 14,
      "delay": 10.904,
      "onscreen_delay": 6.724,
      "typing_delay": 4.18,
      "typing_duration": 15.722,
      "wpm": 45,
      "message": "ของ Parameters นั้นนะคะ ทีนี้เราจะเก็บข้อมูลจาก"
    },
    {
      "message_id": 572,
      "agent_id": 15,
      "delay": 11.72,
      "onscreen_delay": 7.125,
      "typing_delay": 4.595,
      "typing_duration": 16.904,
      "wpm": 28,
      "message": "ทุก ๆ คน ทุก ๆ หน่วยในประชากรนี่ "
    },
    {
      "message_id": 573,
      "agent_id": 16,
      "delay": 12.903,
      "onscreen_delay": 8.93,
      "typing_delay": 3.973,
      "typing_duration": 9.83,
      "wpm": 47,
      "message": "บางครั้งต้องใช้เวลามาก เสียเวลา "
    },
    {
      "message_id": 574,
      "agent_id": 13,
      "delay": 8.902,
      "onscreen_delay": 4.373,
      "typing_delay": 4.529,
      "typing_duration": 17.685,
      "wpm": 33,
      "message": "2. ใช้งบประมาณมาก ทั้ง ๆ ที่การศึกษาเรา"
    },
    {
      "message_id": 575,
      "agent_id": 14,
      "delay": 13.683,
      "onscreen_delay": 9.576,
      "typing_delay": 4.107,
      "typing_duration": 18.605,
      "wpm": 43,
      "message": "มีงบจำกัด หรือบางครั้งบางเรื่อง การที่เราไปเก็บข้อมูล"
    },
    {
      "message_id": 576,
      "agent_id": 15,
      "delay": 14.604,
      "onscreen_delay": 10.086,
      "typing_delay": 4.518,
      "typing_duration": 18.411,
      "wpm": 29,
      "message": "กับหน่วยที่ให้ข้อมูล หน่วยข้อมูลนั้น "
    },
    {
      "message_id": 577,
      "agent_id": 16,
      "delay": 14.41,
      "onscreen_delay": 10.235,
      "typing_delay": 4.175,
      "typing_duration": 12.399,
      "wpm": 46,
      "message": "ไป หรือถูกทำลายไปนะคะ จะทำให้ไม่สามารถ"
    },
    {
      "message_id": 578,
      "agent_id": 13,
      "delay": 10.409,
      "onscreen_delay": 6.015,
      "typing_delay": 4.394,
      "typing_duration": 15.567,
      "wpm": 41,
      "message": "นำหน่วยตัวอย่างนั้นนำไปใช้ประโยชน์อื่นต่อไป "
    },
    {
      "message_id": 579,
      "agent_id": 14,
      "delay": 11.562,
      "onscreen_delay": 6.963,
      "typing_delay": 4.599,
      "typing_duration": 14.228,
      "wpm": 45,
      "message": "เราก็เลยมีความจำเป็นจะต้องสุ่มตัวอย่างออกมา"
    },
    {
      "message_id": 580,
      "agent_id": 15,
      "delay": 10.216,
      "onscreen_delay": 5.092,
      "typing_delay": 5.124,
      "typing_duration": 19.001,
      "wpm": 28,
      "message": "นะคะ ตัวอย่าง ศัพท์คำนี้นะคะ Sample"
    },
    {
      "message_id": 581,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 9.854,
      "typing_delay": 5.146,
      "typing_duration": 19,
      "wpm": 17,
      "message": "ตัวอย่างหมายถึง Sassat"
    },
    {
      "message_id": 582,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 9.414,
      "typing_delay": 5.586,
      "typing_duration": 16.536,
      "wpm": 33,
      "message": "เพื่อเราจะเอาข้อมูลที่ได้จากตัวอย่าง "
    },
    {
      "message_id": 583,
      "agent_id": 14,
      "delay": 12.535,
      "onscreen_delay": 7.965,
      "typing_delay": 4.57,
      "typing_duration": 17.365,
      "wpm": 30,
      "message": "ไปทำการอนุมาร หรือทดสอบค่าสมมุติฐาน"
    },
    {
      "message_id": 584,
      "agent_id": 15,
      "delay": 13.364,
      "onscreen_delay": 9.113,
      "typing_delay": 4.251,
      "typing_duration": 13.244,
      "wpm": 16,
      "message": "ในทางสถิตต่อไป "
    },
    {
      "message_id": 585,
      "agent_id": 16,
      "delay": 9.364,
      "onscreen_delay": 5.463,
      "typing_delay": 3.901,
      "typing_duration": 11.745,
      "wpm": 50,
      "message": "คำตอบของเราจะมีคำตอบถูกต้อง ขึ้นอยู่กับ"
    },
    {
      "message_id": 586,
      "agent_id": 13,
      "delay": 7.743,
      "onscreen_delay": 2.882,
      "typing_delay": 4.861,
      "typing_duration": 13.737,
      "wpm": 35,
      "message": "คุณลักษณะของตัวอย่างที่เราเก็บมา "
    },
    {
      "message_id": 587,
      "agent_id": 14,
      "delay": 9.737,
      "onscreen_delay": 5.453,
      "typing_delay": 4.284,
      "typing_duration": 16.078,
      "wpm": 45,
      "message": "ถ้าตัวอย่างเป็นตัวแทนที่ดีของประชากร คำตอบที่ได้"
    },
    {
      "message_id": 588,
      "agent_id": 15,
      "delay": 12.077,
      "onscreen_delay": 7.426,
      "typing_delay": 4.651,
      "typing_duration": 16.057,
      "wpm": 38,
      "message": "ก็จะมีความน่าเชื่อถือ หรือพูดง่าย ๆ ก็คือ"
    },
    {
      "message_id": 589,
      "agent_id": 16,
      "delay": 12.055,
      "onscreen_delay": 7.68,
      "typing_delay": 4.375,
      "typing_duration": 11.571,
      "wpm": 56,
      "message": "การเก็บตัวอย่างนั้นเราจะไม่ให้มีความลำเอียง"
    },
    {
      "message_id": 590,
      "agent_id": 13,
      "delay": 8.055,
      "onscreen_delay": 3.267,
      "typing_delay": 4.788,
      "typing_duration": 17.359,
      "wpm": 27,
      "message": "โดยเด็ดขาดนะคะ แล้วก็เก็บข้อมูล"
    },
    {
      "message_id": 591,
      "agent_id": 14,
      "delay": 13.357,
      "onscreen_delay": 9.205,
      "typing_delay": 4.152,
      "typing_duration": 17.11,
      "wpm": 35,
      "message": "ทุกลักษณะของประชาชน ถ้าประชากรมี 5 อาชีพ "
    },
    {
      "message_id": 592,
      "agent_id": 15,
      "delay": 13.11,
      "onscreen_delay": 8.404,
      "typing_delay": 4.706,
      "typing_duration": 17.365,
      "wpm": 36,
      "message": "ตัวอย่างก็ต้องมี 5 อาชีพ แบบนี้เป็นต้นนะคะ "
    },
    {
      "message_id": 593,
      "agent_id": 16,
      "delay": 13.363,
      "onscreen_delay": 5.316,
      "typing_delay": 8.047,
      "typing_duration": 8.047,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 594,
      "agent_id": 13,
      "delay": 9.362,
      "onscreen_delay": 1.428,
      "typing_delay": 7.934,
      "typing_duration": 10.464,
      "wpm": 19,
      "message": "กลุ่มตัวอย่าง "
    },
    {
      "message_id": 595,
      "agent_id": 14,
      "delay": 6.462,
      "onscreen_delay": 2.086,
      "typing_delay": 4.376,
      "typing_duration": 17.673,
      "wpm": 45,
      "message": "เรามาดูนะคะว่าข้อมูลที่ได้จากกลุ่มตัวอย่างเราเรียกว่า"
    },
    {
      "message_id": 596,
      "agent_id": 15,
      "delay": 13.672,
      "onscreen_delay": 8.698,
      "typing_delay": 4.974,
      "typing_duration": 14.215,
      "wpm": 19,
      "message": "ค่าสถิติ เห็นไหมคะ "
    },
    {
      "message_id": 597,
      "agent_id": 16,
      "delay": 10.214,
      "onscreen_delay": 5.745,
      "typing_delay": 4.469,
      "typing_duration": 13.392,
      "wpm": 24,
      "message": "เราจะแทนด้วยตัว X Bar "
    },
    {
      "message_id": 598,
      "agent_id": 13,
      "delay": 9.391,
      "onscreen_delay": 4.659,
      "typing_delay": 4.732,
      "typing_duration": 17.388,
      "wpm": 22,
      "message": "เฉลี่ยประชากร ก็คือตัวมิว"
    },
    {
      "message_id": 599,
      "agent_id": 14,
      "delay": 13.387,
      "onscreen_delay": 8.821,
      "typing_delay": 4.566,
      "typing_duration": 12.347,
      "wpm": 5,
      "message": "นะคะ "
    },
    {
      "message_id": 600,
      "agent_id": 15,
      "delay": 9.386,
      "onscreen_delay": 4.745,
      "typing_delay": 4.641,
      "typing_duration": 17.434,
      "wpm": 26,
      "message": "จากเหตุผลที่ว่า ข้อศึกษาของเรา "
    },
    {
      "message_id": 601,
      "agent_id": 16,
      "delay": 13.434,
      "onscreen_delay": 7.886,
      "typing_delay": 5.548,
      "typing_duration": 15.167,
      "wpm": 27,
      "message": "ข้อสรุปมากน้อยแค่ไหนอยู่ที่"
    },
    {
      "message_id": 602,
      "agent_id": 13,
      "delay": 11.165,
      "onscreen_delay": 6.23,
      "typing_delay": 4.935,
      "typing_duration": 19,
      "wpm": 37,
      "message": "ของตัวอย่างว่า ตัวอย่างมันเป็นตัวแทนที่ดีหรือไม"
    },
    {
      "message_id": 603,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 9.752,
      "typing_delay": 5.247,
      "typing_duration": 14.418,
      "wpm": 38,
      "message": "ดังนั้นสิ่งมีผลต่อมาก็คือ วิธีการสุ่ม"
    },
    {
      "message_id": 604,
      "agent_id": 15,
      "delay": 10.997,
      "onscreen_delay": 6.569,
      "typing_delay": 4.428,
      "typing_duration": 13.852,
      "wpm": 31,
      "message": "ตัวอย่าง จะต้องเป็นวิธีการที่"
    },
    {
      "message_id": 605,
      "agent_id": 16,
      "delay": 9.849,
      "onscreen_delay": 5.685,
      "typing_delay": 4.164,
      "typing_duration": 9.489,
      "wpm": 51,
      "message": "เหมาะสมกับเรื่องที่เราทำการศึกษา "
    },
    {
      "message_id": 606,
      "agent_id": 13,
      "delay": 5.848,
      "onscreen_delay": 1.269,
      "typing_delay": 4.579,
      "typing_duration": 18.936,
      "wpm": 36,
      "message": "วิธีการสุ่มตัวอย่าง ภาษาอังกฤษใช้คำว่า Samping "
    },
    {
      "message_id": 607,
      "agent_id": 14,
      "delay": 14.934,
      "onscreen_delay": 9.747,
      "typing_delay": 5.187,
      "typing_duration": 18.001,
      "wpm": 7,
      "message": "คำนี้นะคะ "
    },
    {
      "message_id": 608,
      "agent_id": 15,
      "delay": 14.001,
      "onscreen_delay": 9.518,
      "typing_delay": 4.483,
      "typing_duration": 12.87,
      "wpm": 23,
      "message": "มีอยู่ 2 วิธี ใหญ่ ๆ "
    },
    {
      "message_id": 609,
      "agent_id": 16,
      "delay": 10.001,
      "onscreen_delay": 6.045,
      "typing_delay": 3.956,
      "typing_duration": 15.317,
      "wpm": 26,
      "message": "อย่างแรกเลย การสุ่มตัวอย่าง"
    },
    {
      "message_id": 610,
      "agent_id": 13,
      "delay": 11.316,
      "onscreen_delay": 6.37,
      "typing_delay": 4.946,
      "typing_duration": 18.415,
      "wpm": 30,
      "message": "ความน่าจะเป็นก็คือโอกาส โดยการที่ให้่"
    },
    {
      "message_id": 611,
      "agent_id": 14,
      "delay": 14.415,
      "onscreen_delay": 10.256,
      "typing_delay": 4.159,
      "typing_duration": 12.91,
      "wpm": 49,
      "message": "ทุก ๆ หน่วยที่อยู่ในประชากรมีสิทธิถูกเลือก"
    },
    {
      "message_id": 612,
      "agent_id": 15,
      "delay": 10.414,
      "onscreen_delay": 5.878,
      "typing_delay": 4.536,
      "typing_duration": 17.46,
      "wpm": 34,
      "message": "เป็นตัวอย่าง ด้วยความน่าจะเป็นเท่า ๆ กัน "
    },
    {
      "message_id": 613,
      "agent_id": 16,
      "delay": 13.459,
      "onscreen_delay": 7.395,
      "typing_delay": 6.064,
      "typing_duration": 14.632,
      "wpm": 27,
      "message": "ประโยชน์ของการสุ่มตัวอย่าง "
    },
    {
      "message_id": 614,
      "agent_id": 13,
      "delay": 10.631,
      "onscreen_delay": 6.144,
      "typing_delay": 4.487,
      "typing_duration": 16.258,
      "wpm": 24,
      "message": "โดยอาศัยความน่าจะเป็นก็คือ"
    },
    {
      "message_id": 615,
      "agent_id": 14,
      "delay": 12.257,
      "onscreen_delay": 7.53,
      "typing_delay": 4.727,
      "typing_duration": 14.37,
      "wpm": 39,
      "message": "จะทำให้เราสามารถอนุมารในทางสถิติได้ดี"
    },
    {
      "message_id": 616,
      "agent_id": 15,
      "delay": 10.368,
      "onscreen_delay": 5.977,
      "typing_delay": 4.391,
      "typing_duration": 18.289,
      "wpm": 43,
      "message": "นะคะ แต่คราวนี้เราจะเลือกวิธีการสุ่มด้วยวิธีการใดนั้น "
    },
    {
      "message_id": 617,
      "agent_id": 16,
      "delay": 14.289,
      "onscreen_delay": 9.56,
      "typing_delay": 4.729,
      "typing_duration": 17.847,
      "wpm": 43,
      "message": "ที่อาศัยความน่าจะเป็นขึ้นอยู่วิธีใดนั้น ขึ้นอยู่กับ"
    },
    {
      "message_id": 618,
      "agent_id": 13,
      "delay": 13.846,
      "onscreen_delay": 9.229,
      "typing_delay": 4.617,
      "typing_duration": 15.59,
      "wpm": 39,
      "message": "แล้วก็วัตถุประสงค์ของงานวิจัยเป็นหลักนะคะ "
    },
    {
      "message_id": 619,
      "agent_id": 14,
      "delay": 11.589,
      "onscreen_delay": 7.246,
      "typing_delay": 4.343,
      "typing_duration": 13.334,
      "wpm": 37,
      "message": "วิธีการสุ่มตัวอย่าง อย่างง่ายนะคะ"
    },
    {
      "message_id": 620,
      "agent_id": 15,
      "delay": 9.333,
      "onscreen_delay": 4.706,
      "typing_delay": 4.627,
      "typing_duration": 8.86,
      "wpm": 10,
      "message": "อันแรก "
    },
    {
      "message_id": 621,
      "agent_id": 16,
      "delay": 7.207,
      "onscreen_delay": 0,
      "typing_delay": 7.207,
      "typing_duration": 13.981,
      "wpm": 30,
      "message": "ข้อ 1.1 นะคะ การสุ่มตัวอย่าง"
    },
    {
      "message_id": 622,
      "agent_id": 13,
      "delay": 9.98,
      "onscreen_delay": 3.87,
      "typing_delay": 6.11,
      "typing_duration": 16.569,
      "wpm": 33,
      "message": "โดยอาศัยความน่าจะเป็น แบบที่ 1 ก็คือ "
    },
    {
      "message_id": 623,
      "agent_id": 14,
      "delay": 12.557,
      "onscreen_delay": 8.154,
      "typing_delay": 4.403,
      "typing_duration": 17.389,
      "wpm": 41,
      "message": "การเลือกตัวอย่างอย่างง่าย Simple Random Sampling "
    },
    {
      "message_id": 624,
      "agent_id": 15,
      "delay": 13.387,
      "onscreen_delay": 8.841,
      "typing_delay": 4.546,
      "typing_duration": 16.203,
      "wpm": 42,
      "message": "วิธีการนี้ มีความหมายก็คือ ให้ประชากรทุกหน่วย"
    },
    {
      "message_id": 625,
      "agent_id": 16,
      "delay": 12.201,
      "onscreen_delay": 6.991,
      "typing_delay": 5.21,
      "typing_duration": 13.014,
      "wpm": 30,
      "message": "มีสิทธิ์ถูกเลือกเท่า ๆ กัน "
    },
    {
      "message_id": 626,
      "agent_id": 13,
      "delay": 9.013,
      "onscreen_delay": 3.847,
      "typing_delay": 5.166,
      "typing_duration": 13.359,
      "wpm": 31,
      "message": "ดังนั้นงานวิจัยใด ถ้าประชากร"
    },
    {
      "message_id": 627,
      "agent_id": 14,
      "delay": 9.359,
      "onscreen_delay": 5.149,
      "typing_delay": 4.21,
      "typing_duration": 14.121,
      "wpm": 38,
      "message": "ที่เราศึกษานี่มีความไม่แตกต่างกันมาก"
    },
    {
      "message_id": 628,
      "agent_id": 15,
      "delay": 10.12,
      "onscreen_delay": 5.049,
      "typing_delay": 5.071,
      "typing_duration": 15.407,
      "wpm": 33,
      "message": "นะคะ เราก็ใช้วิธีการเลือกอย่างง่าย "
    },
    {
      "message_id": 629,
      "agent_id": 16,
      "delay": 11.406,
      "onscreen_delay": 3.084,
      "typing_delay": 8.322,
      "typing_duration": 8.322,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 630,
      "agent_id": 13,
      "delay": 8.718,
      "onscreen_delay": 0,
      "typing_delay": 8.718,
      "typing_duration": 17.506,
      "wpm": 24,
      "message": "วิธีการเลือกอย่างง่ายเราต้อง"
    },
    {
      "message_id": 631,
      "agent_id": 14,
      "delay": 13.505,
      "onscreen_delay": 8.908,
      "typing_delay": 4.597,
      "typing_duration": 12.758,
      "wpm": 41,
      "message": "สุ่มนะคะ ไม่ใช่เดินไปเจอใครเราก็ถาม "
    },
    {
      "message_id": 632,
      "agent_id": 15,
      "delay": 9.504,
      "onscreen_delay": 5.174,
      "typing_delay": 4.33,
      "typing_duration": 19,
      "wpm": 28,
      "message": "แบบนั้นไม่ใช่ วิธีการเลือกอย่างง่าย  "
    },
    {
      "message_id": 633,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 10.56,
      "typing_delay": 4.439,
      "typing_duration": 9.935,
      "wpm": 33,
      "message": "ห้องเรามีกี่คนคะ 21 คน "
    },
    {
      "message_id": 634,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 3.088,
      "typing_delay": 7.909,
      "typing_duration": 17.568,
      "wpm": 20,
      "message": "21 คน ถ้าครูจะเลือก 2 คน "
    },
    {
      "message_id": 635,
      "agent_id": 14,
      "delay": 13.567,
      "onscreen_delay": 9.13,
      "typing_delay": 4.437,
      "typing_duration": 16.546,
      "wpm": 34,
      "message": "ให้เป็นผู้โชคดีครูจะเลี้ยงส้มตำ ครูจะ"
    },
    {
      "message_id": 636,
      "agent_id": 15,
      "delay": 12.546,
      "onscreen_delay": 7.1,
      "typing_delay": 5.446,
      "typing_duration": 17.84,
      "wpm": 29,
      "message": "สุ่มตัวอย่าง 2 คน ครูมีวิธีที่เกิด "
    },
    {
      "message_id": 637,
      "agent_id": 16,
      "delay": 13.839,
      "onscreen_delay": 6.925,
      "typing_delay": 6.914,
      "typing_duration": 16.758,
      "wpm": 31,
      "message": "เกิดขึ้นได้ทั้งหมด N ใหญ่ มีกี่คนนะ "
    },
    {
      "message_id": 638,
      "agent_id": 13,
      "delay": 12.751,
      "onscreen_delay": 5.933,
      "typing_delay": 6.818,
      "typing_duration": 12.471,
      "wpm": 12,
      "message": "21 เลือกมา "
    },
    {
      "message_id": 639,
      "agent_id": 14,
      "delay": 8.75,
      "onscreen_delay": 4.027,
      "typing_delay": 4.723,
      "typing_duration": 16.352,
      "wpm": 12,
      "message": "2 ก็เป็น 21C2 "
    },
    {
      "message_id": 640,
      "agent_id": 15,
      "delay": 12.35,
      "onscreen_delay": 7.667,
      "typing_delay": 4.683,
      "typing_duration": 17.055,
      "wpm": 14,
      "message": "ได้นะคะ ก็คือ 21 "
    },
    {
      "message_id": 641,
      "agent_id": 16,
      "delay": 13.053,
      "onscreen_delay": 8.862,
      "typing_delay": 4.191,
      "typing_duration": 12.808,
      "wpm": 41,
      "message": "จัดหมู่ ทุก ๆ คน ก็มีสิทธิ์ถูกเลือก "
    },
    {
      "message_id": 642,
      "agent_id": 13,
      "delay": 9.053,
      "onscreen_delay": 4.564,
      "typing_delay": 4.489,
      "typing_duration": 15.793,
      "wpm": 32,
      "message": "มาได้รับสิทธิ์ตรงนั้น มันไม่ใช่ว่า"
    },
    {
      "message_id": 643,
      "agent_id": 14,
      "delay": 11.793,
      "onscreen_delay": 7.132,
      "typing_delay": 4.661,
      "typing_duration": 14.467,
      "wpm": 45,
      "message": "ครูเจอใครก่อนครูก็เลือกคนนั้น มันไม่ใช่นะคะ "
    },
    {
      "message_id": 644,
      "agent_id": 15,
      "delay": 10.465,
      "onscreen_delay": 5.812,
      "typing_delay": 4.653,
      "typing_duration": 18.04,
      "wpm": 27,
      "message": "วิธีที่ 2 ถ้าเกิดข้อมูลที่เราสนใจ"
    },
    {
      "message_id": 645,
      "agent_id": 16,
      "delay": 14.039,
      "onscreen_delay": 9.661,
      "typing_delay": 4.378,
      "typing_duration": 10.868,
      "wpm": 47,
      "message": "ศึกษามันมีการจัดลำดับเรียงอยู่แล้ว "
    },
    {
      "message_id": 646,
      "agent_id": 13,
      "delay": 10.038,
      "onscreen_delay": 5.619,
      "typing_delay": 4.419,
      "typing_duration": 18.053,
      "wpm": 36,
      "message": "เบื้องต้นนะคะ แล้วเรื่องที่เราทำการศึกษานี่ "
    },
    {
      "message_id": 647,
      "agent_id": 14,
      "delay": 14.042,
      "onscreen_delay": 6.938,
      "typing_delay": 7.104,
      "typing_duration": 13.543,
      "wpm": 19,
      "message": "ถ้าเราไม่จัดเรียง"
    },
    {
      "message_id": 648,
      "agent_id": 15,
      "delay": 10.041,
      "onscreen_delay": 5.185,
      "typing_delay": 4.856,
      "typing_duration": 15.826,
      "wpm": 26,
      "message": "ข้อมูล มันอาจจะทำให้เราเกิด"
    },
    {
      "message_id": 649,
      "agent_id": 16,
      "delay": 11.825,
      "onscreen_delay": 7.985,
      "typing_delay": 3.84,
      "typing_duration": 10.7,
      "wpm": 55,
      "message": "การเลือกตัวแทนที่ไม่เหมาะสมนะคะ เราก็จะ"
    },
    {
      "message_id": 650,
      "agent_id": 13,
      "delay": 7.824,
      "onscreen_delay": 3.396,
      "typing_delay": 4.428,
      "typing_duration": 17.751,
      "wpm": 36,
      "message": "ใช้วิธีการเลือกแบบที่ 2 คือการเลือกตัวอย่าง"
    },
    {
      "message_id": 651,
      "agent_id": 14,
      "delay": 13.751,
      "onscreen_delay": 9.643,
      "typing_delay": 4.108,
      "typing_duration": 9.273,
      "wpm": 39,
      "message": "แบบมีระบบ ยกตัวอย่างเช่น "
    },
    {
      "message_id": 652,
      "agent_id": 15,
      "delay": 9.75,
      "onscreen_delay": 0.352,
      "typing_delay": 9.398,
      "typing_duration": 11.727,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 653,
      "agent_id": 16,
      "delay": 7.726,
      "onscreen_delay": 2.615,
      "typing_delay": 5.111,
      "typing_duration": 10.26,
      "wpm": 34,
      "message": "เดี๋ยวครูเขียนให้ดูนะคะ "
    },
    {
      "message_id": 654,
      "agent_id": 13,
      "delay": 6.259,
      "onscreen_delay": 1.483,
      "typing_delay": 4.776,
      "typing_duration": 11.364,
      "wpm": 48,
      "message": "ยกตัวอย่าง การเลือกตัวอย่างแบบมีระบบ "
    },
    {
      "message_id": 655,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 656,
      "agent_id": 15,
      "delay": 14.993,
      "onscreen_delay": 2,
      "typing_delay": 12.993,
      "typing_duration": 12.993,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 657,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 658,
      "agent_id": 13,
      "delay": 14.997,
      "onscreen_delay": 5.867,
      "typing_delay": 9.13,
      "typing_duration": 16.927,
      "wpm": 8,
      "message": "คุณครูพละ"
    },
    {
      "message_id": 659,
      "agent_id": 14,
      "delay": 12.925,
      "onscreen_delay": 8.184,
      "typing_delay": 4.741,
      "typing_duration": 16.942,
      "wpm": 6,
      "message": "คนหนึ่ง"
    },
    {
      "message_id": 660,
      "agent_id": 15,
      "delay": 12.941,
      "onscreen_delay": 8.035,
      "typing_delay": 4.906,
      "typing_duration": 17.66,
      "wpm": 16,
      "message": "นะคะ ศึกษาเกี่ยวกับ"
    },
    {
      "message_id": 661,
      "agent_id": 16,
      "delay": 13.659,
      "onscreen_delay": 6.04,
      "typing_delay": 7.619,
      "typing_duration": 15.012,
      "wpm": 24,
      "message": "ความสามารถในการกระโดดสูง"
    },
    {
      "message_id": 662,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 663,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 664,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 1.682,
      "typing_delay": 13.318,
      "typing_duration": 13.318,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 665,
      "agent_id": 16,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 666,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 667,
      "agent_id": 14,
      "delay": 19.016,
      "onscreen_delay": 0,
      "typing_delay": 19.016,
      "typing_duration": 19.016,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 668,
      "agent_id": 15,
      "delay": 15.014,
      "onscreen_delay": 3.646,
      "typing_delay": 11.368,
      "typing_duration": 11.368,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 669,
      "agent_id": 16,
      "delay": 11.011,
      "onscreen_delay": 2.916,
      "typing_delay": 8.095,
      "typing_duration": 16.497,
      "wpm": 3,
      "message": "คือ"
    },
    {
      "message_id": 670,
      "agent_id": 13,
      "delay": 12.495,
      "onscreen_delay": 4.624,
      "typing_delay": 7.871,
      "typing_duration": 17.05,
      "wpm": 27,
      "message": "คุณครูพละท่านนี้นะคะ คิดค้นวิธี"
    },
    {
      "message_id": 671,
      "agent_id": 14,
      "delay": 13.049,
      "onscreen_delay": 8.868,
      "typing_delay": 4.181,
      "typing_duration": 18.867,
      "wpm": 33,
      "message": "ช่วยให้นักกีฬาหรือนักเรียนนี่ สปริงข้อเท้า"
    },
    {
      "message_id": 672,
      "agent_id": 15,
      "delay": 14.867,
      "onscreen_delay": 8.506,
      "typing_delay": 6.361,
      "typing_duration": 17.586,
      "wpm": 12,
      "message": "ได้มากกว่าปกติ "
    },
    {
      "message_id": 673,
      "agent_id": 16,
      "delay": 13.586,
      "onscreen_delay": 9.57,
      "typing_delay": 4.016,
      "typing_duration": 12.743,
      "wpm": 34,
      "message": "พวกเราเข้าใจสปริงข้อเท้าไหมคะ "
    },
    {
      "message_id": 674,
      "agent_id": 13,
      "delay": 9.585,
      "onscreen_delay": 5.046,
      "typing_delay": 4.539,
      "typing_duration": 17.648,
      "wpm": 37,
      "message": "กระโดดได้สูง อีกคนหนึ่งกระโดดได้ไม่สูงเท่ารา "
    },
    {
      "message_id": 675,
      "agent_id": 14,
      "delay": 13.647,
      "onscreen_delay": 9.492,
      "typing_delay": 4.155,
      "typing_duration": 14.687,
      "wpm": 42,
      "message": "เป็นเรื่องความสามารถการยืดหยุ่นของร่างกาย"
    },
    {
      "message_id": 676,
      "agent_id": 15,
      "delay": 10.683,
      "onscreen_delay": 5.034,
      "typing_delay": 5.649,
      "typing_duration": 19.001,
      "wpm": 18,
      "message": "นะคะ อย่างที่เราเห็นชัด"
    },
    {
      "message_id": 677,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 10.946,
      "typing_delay": 4.055,
      "typing_duration": 12.304,
      "wpm": 46,
      "message": "อย่างนี้ หรือ บาส เขามีการสปริงหรือเทค"
    },
    {
      "message_id": 678,
      "agent_id": 13,
      "delay": 11.001,
      "onscreen_delay": 6.253,
      "typing_delay": 4.748,
      "typing_duration": 19.001,
      "wpm": 39,
      "message": "ข้อเท้าได้ดีขึ้น แล้วก็ได้สูงกว่าคนที่ไม่ได้ถูกฝึก"
    },
    {
      "message_id": 679,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 10.759,
      "typing_delay": 4.24,
      "typing_duration": 14.092,
      "wpm": 9,
      "message": "นะคะ ถ้า"
    },
    {
      "message_id": 680,
      "agent_id": 15,
      "delay": 10.999,
      "onscreen_delay": 3.99,
      "typing_delay": 7.009,
      "typing_duration": 17.168,
      "wpm": 31,
      "message": "ครูพละคนนี้นะคะ จะสุ่มเลือกนักเรียน"
    },
    {
      "message_id": 681,
      "agent_id": 16,
      "delay": 13.167,
      "onscreen_delay": 7.86,
      "typing_delay": 5.307,
      "typing_duration": 14.578,
      "wpm": 21,
      "message": "มาให้ได้รับการฝึกสอน "
    },
    {
      "message_id": 682,
      "agent_id": 13,
      "delay": 10.576,
      "onscreen_delay": 5.719,
      "typing_delay": 4.857,
      "typing_duration": 18.575,
      "wpm": 28,
      "message": "กระโดดโดยวิธีพิเศษนี้ ก็คือฝึก Take "
    },
    {
      "message_id": 683,
      "agent_id": 14,
      "delay": 14.574,
      "onscreen_delay": 10.297,
      "typing_delay": 4.277,
      "typing_duration": 14.733,
      "wpm": 22,
      "message": "ข้อเท้า ถ้าคุณครูคนนี้"
    },
    {
      "message_id": 684,
      "agent_id": 15,
      "delay": 10.733,
      "onscreen_delay": 6.188,
      "typing_delay": 4.545,
      "typing_duration": 18.06,
      "wpm": 10,
      "message": "มีลูกศิษย์ N "
    },
    {
      "message_id": 685,
      "agent_id": 16,
      "delay": 14.058,
      "onscreen_delay": 7.964,
      "typing_delay": 6.094,
      "typing_duration": 13.783,
      "wpm": 32,
      "message": "N ใหญ่นี่ก็คือขนาดประชากรนะคะ "
    },
    {
      "message_id": 686,
      "agent_id": 13,
      "delay": 10.057,
      "onscreen_delay": 2.864,
      "typing_delay": 7.193,
      "typing_duration": 12.273,
      "wpm": 6,
      "message": "50 คน "
    },
    {
      "message_id": 687,
      "agent_id": 14,
      "delay": 8.271,
      "onscreen_delay": 3.891,
      "typing_delay": 4.38,
      "typing_duration": 15.888,
      "wpm": 27,
      "message": "คุณครูคนนี้ต้องการเลือกตัวแทน"
    },
    {
      "message_id": 688,
      "agent_id": 15,
      "delay": 11.887,
      "onscreen_delay": 6.98,
      "typing_delay": 4.907,
      "typing_duration": 18.479,
      "wpm": 33,
      "message": "เพียง 10 คน ขนาดตัวอย่างเราแทนด้วย n เล็ก "
    },
    {
      "message_id": 689,
      "agent_id": 16,
      "delay": 14.476,
      "onscreen_delay": 8.404,
      "typing_delay": 6.072,
      "typing_duration": 10.48,
      "wpm": 29,
      "message": "10 คน ถ้าสุ่มโดยวิธี"
    },
    {
      "message_id": 690,
      "agent_id": 13,
      "delay": 10.463,
      "onscreen_delay": 5.86,
      "typing_delay": 4.603,
      "typing_duration": 15.39,
      "wpm": 33,
      "message": "ที่ 1 สุ่มแบบง่ายนะคะ สุ่มใครก็ได้"
    },
    {
      "message_id": 691,
      "agent_id": 14,
      "delay": 11.389,
      "onscreen_delay": 6.981,
      "typing_delay": 4.408,
      "typing_duration": 12.878,
      "wpm": 31,
      "message": "นะคะ Simple Random Sampling "
    },
    {
      "message_id": 692,
      "agent_id": 15,
      "delay": 8.878,
      "onscreen_delay": 4.516,
      "typing_delay": 4.362,
      "typing_duration": 11.294,
      "wpm": 12,
      "message": "ก็คือ srs "
    },
    {
      "message_id": 693,
      "agent_id": 16,
      "delay": 7.293,
      "onscreen_delay": 1.755,
      "typing_delay": 5.538,
      "typing_duration": 11.764,
      "wpm": 40,
      "message": "เกิดขึ้นได้ 50 คน เลือกมาคราวละ "
    },
    {
      "message_id": 694,
      "agent_id": 13,
      "delay": 7.763,
      "onscreen_delay": 3.14,
      "typing_delay": 4.623,
      "typing_duration": 9.579,
      "wpm": 30,
      "message": "10 คน เลือกใครก็ได้ "
    },
    {
      "message_id": 695,
      "agent_id": 14,
      "delay": 5.578,
      "onscreen_delay": 0.577,
      "typing_delay": 5.001,
      "typing_duration": 14.09,
      "wpm": 24,
      "message": "ซึ่งถ้าเกิดเหตุการณ์นี้"
    },
    {
      "message_id": 696,
      "agent_id": 15,
      "delay": 10.088,
      "onscreen_delay": 5.212,
      "typing_delay": 4.876,
      "typing_duration": 9.457,
      "wpm": 16,
      "message": "นะคะ 10 คน "
    },
    {
      "message_id": 697,
      "agent_id": 16,
      "delay": 8.168,
      "onscreen_delay": 0,
      "typing_delay": 8.168,
      "typing_duration": 8.168,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 698,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 699,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 700,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 701,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 5.481,
      "typing_delay": 9.518,
      "typing_duration": 9.518,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 702,
      "agent_id": 13,
      "delay": 10.994,
      "onscreen_delay": 6.257,
      "typing_delay": 4.737,
      "typing_duration": 10.07,
      "wpm": 22,
      "message": "10 คนนี้ กระโดด "
    },
    {
      "message_id": 703,
      "agent_id": 14,
      "delay": 6.991,
      "onscreen_delay": 2.853,
      "typing_delay": 4.138,
      "typing_duration": 14.107,
      "wpm": 45,
      "message": "กระโดดสูงนะคะ แล้ววัดความสามารถในการกระโดด"
    },
    {
      "message_id": 704,
      "agent_id": 15,
      "delay": 10.107,
      "onscreen_delay": 5.464,
      "typing_delay": 4.643,
      "typing_duration": 17.434,
      "wpm": 36,
      "message": "ที่เขากระโดดได้ นี่คือชุดที่ 1 ที่เกิดขึ้น "
    },
    {
      "message_id": 705,
      "agent_id": 16,
      "delay": 13.432,
      "onscreen_delay": 8.409,
      "typing_delay": 5.023,
      "typing_duration": 10.991,
      "wpm": 27,
      "message": "หรืออาจจะได้ชุดที่ 2 "
    },
    {
      "message_id": 706,
      "agent_id": 13,
      "delay": 9.432,
      "onscreen_delay": 0.074,
      "typing_delay": 9.358,
      "typing_duration": 9.358,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 707,
      "agent_id": 14,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 708,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 709,
      "agent_id": 16,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 710,
      "agent_id": 13,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 711,
      "agent_id": 14,
      "delay": 19.011,
      "onscreen_delay": 0,
      "typing_delay": 19.011,
      "typing_duration": 19.011,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 712,
      "agent_id": 15,
      "delay": 15.01,
      "onscreen_delay": 3.115,
      "typing_delay": 11.895,
      "typing_duration": 11.895,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 713,
      "agent_id": 16,
      "delay": 11.009,
      "onscreen_delay": 3.415,
      "typing_delay": 7.594,
      "typing_duration": 12.177,
      "wpm": 9,
      "message": "เราดูซิ "
    },
    {
      "message_id": 714,
      "agent_id": 13,
      "delay": 8.174,
      "onscreen_delay": 3.233,
      "typing_delay": 4.941,
      "typing_duration": 18.306,
      "wpm": 39,
      "message": "ตัวอย่างชุดที่ 1 กับชุดที่ 2 เราว่าชุดไหนกระโดด"
    },
    {
      "message_id": 715,
      "agent_id": 14,
      "delay": 14.306,
      "onscreen_delay": 10.126,
      "typing_delay": 4.18,
      "typing_duration": 12.297,
      "wpm": 28,
      "message": "ได้ดีกว่ากันคะ ชุดที่ 2 "
    },
    {
      "message_id": 716,
      "agent_id": 15,
      "delay": 10.306,
      "onscreen_delay": 5.666,
      "typing_delay": 4.64,
      "typing_duration": 9.625,
      "wpm": 17,
      "message": "เพราะอะไรคะ "
    },
    {
      "message_id": 717,
      "agent_id": 16,
      "delay": 6.305,
      "onscreen_delay": 1.551,
      "typing_delay": 4.754,
      "typing_duration": 13.733,
      "wpm": 37,
      "message": "สูงยาวเข่าดี เหมือนนักกีฬาไทย กริน "
    },
    {
      "message_id": 718,
      "agent_id": 13,
      "delay": 9.725,
      "onscreen_delay": 5.151,
      "typing_delay": 4.574,
      "typing_duration": 16.871,
      "wpm": 30,
      "message": "นักวิ่งลมกลด เห็นไหม สูงยาว เข่าดี "
    },
    {
      "message_id": 719,
      "agent_id": 14,
      "delay": 12.87,
      "onscreen_delay": 8.649,
      "typing_delay": 4.221,
      "typing_duration": 16.845,
      "wpm": 36,
      "message": "คนขายาวได้เปรียบคนขาสั้นในเรื่องของสรีระ"
    },
    {
      "message_id": 720,
      "agent_id": 15,
      "delay": 12.843,
      "onscreen_delay": 7.933,
      "typing_delay": 4.91,
      "typing_duration": 18.418,
      "wpm": 34,
      "message": "นะคะ เหมือนกันเลย ความสามารถในการกระโดดสูง "
    },
    {
      "message_id": 721,
      "agent_id": 16,
      "delay": 14.417,
      "onscreen_delay": 10.151,
      "typing_delay": 4.266,
      "typing_duration": 12.401,
      "wpm": 39,
      "message": "เราดูว่า ถ้าผู้วิจัย หรืออาจารย์ "
    },
    {
      "message_id": 722,
      "agent_id": 13,
      "delay": 10.413,
      "onscreen_delay": 5.823,
      "typing_delay": 4.59,
      "typing_duration": 13.479,
      "wpm": 12,
      "message": "โดยวิธี SRS "
    },
    {
      "message_id": 723,
      "agent_id": 14,
      "delay": 9.478,
      "onscreen_delay": 4.963,
      "typing_delay": 4.515,
      "typing_duration": 17.025,
      "wpm": 28,
      "message": "มันมีความแตกต่างกันด้านสรีระนะคะ "
    },
    {
      "message_id": 724,
      "agent_id": 15,
      "delay": 13.024,
      "onscreen_delay": 8.509,
      "typing_delay": 4.515,
      "typing_duration": 14.878,
      "wpm": 29,
      "message": "ผลวิจัยที่ได้มีความคาดเคลื่อน "
    },
    {
      "message_id": 725,
      "agent_id": 16,
      "delay": 10.876,
      "onscreen_delay": 4.183,
      "typing_delay": 6.693,
      "typing_duration": 10.883,
      "wpm": 23,
      "message": "เนื่องจากปัจัยแฝง"
    },
    {
      "message_id": 726,
      "agent_id": 13,
      "delay": 6.883,
      "onscreen_delay": 1.688,
      "typing_delay": 5.195,
      "typing_duration": 14.708,
      "wpm": 37,
      "message": "กลุ่มตัวอย่างมีแต่คนตัวเตี้ย แสดงว่า"
    },
    {
      "message_id": 727,
      "agent_id": 14,
      "delay": 10.702,
      "onscreen_delay": 6.283,
      "typing_delay": 4.419,
      "typing_duration": 18.191,
      "wpm": 28,
      "message": "กระโดดสูงได้แค่ 1 เมตร แสดงว่าวิธี"
    },
    {
      "message_id": 728,
      "agent_id": 15,
      "delay": 14.19,
      "onscreen_delay": 9.611,
      "typing_delay": 4.579,
      "typing_duration": 13.469,
      "wpm": 20,
      "message": "ของโค้ชคนนี้ไม่ได้ "
    },
    {
      "message_id": 729,
      "agent_id": 16,
      "delay": 10.189,
      "onscreen_delay": 2.996,
      "typing_delay": 7.193,
      "typing_duration": 17.184,
      "wpm": 11,
      "message": "ซึ่งการกระโดด"
    },
    {
      "message_id": 730,
      "agent_id": 13,
      "delay": 13.183,
      "onscreen_delay": 8.499,
      "typing_delay": 4.684,
      "typing_duration": 17.677,
      "wpm": 36,
      "message": "ถ้าสุ่มตัวอย่างได้ชุดที่ 2 ได้แต่คนตัวสูง ๆ "
    },
    {
      "message_id": 731,
      "agent_id": 14,
      "delay": 13.676,
      "onscreen_delay": 9.022,
      "typing_delay": 4.654,
      "typing_duration": 15.107,
      "wpm": 38,
      "message": "นักเรียน 10 คนนี้สูงหมดเลย ผลกระโดดสูง "
    },
    {
      "message_id": 732,
      "agent_id": 15,
      "delay": 11.106,
      "onscreen_delay": 6.074,
      "typing_delay": 5.032,
      "typing_duration": 17.6,
      "wpm": 16,
      "message": "1 เมตร 50 เซนติเมตร "
    },
    {
      "message_id": 733,
      "agent_id": 16,
      "delay": 13.599,
      "onscreen_delay": 7.15,
      "typing_delay": 6.449,
      "typing_duration": 12.58,
      "wpm": 37,
      "message": "กระโดดได้ดีมาก แสดงว่าวิธีเขย่ง"
    },
    {
      "message_id": 734,
      "agent_id": 13,
      "delay": 9.599,
      "onscreen_delay": 5.288,
      "typing_delay": 4.311,
      "typing_duration": 18.602,
      "wpm": 30,
      "message": "สุดยอด สรุปผลเข้าข้างตัวเองเลย สรุปผล"
    },
    {
      "message_id": 735,
      "agent_id": 14,
      "delay": 14.6,
      "onscreen_delay": 10.236,
      "typing_delay": 4.364,
      "typing_duration": 17.751,
      "wpm": 14,
      "message": "ของตัวเองมันเจ้ง "
    },
    {
      "message_id": 736,
      "agent_id": 15,
      "delay": 13.75,
      "onscreen_delay": 8.617,
      "typing_delay": 5.133,
      "typing_duration": 15.596,
      "wpm": 29,
      "message": "แท้ที่จริงแล้วมันมีปัจจัยรบกวน "
    },
    {
      "message_id": 737,
      "agent_id": 16,
      "delay": 11.596,
      "onscreen_delay": 6.509,
      "typing_delay": 5.087,
      "typing_duration": 13.827,
      "wpm": 49,
      "message": "เห็นไหม เนื่องจากนักเรียนห้องนี้มีทั้งคนเตี้ย "
    },
    {
      "message_id": 738,
      "agent_id": 13,
      "delay": 9.826,
      "onscreen_delay": 5.134,
      "typing_delay": 4.692,
      "typing_duration": 14.835,
      "wpm": 39,
      "message": "มีทั้งคนสูง ถ้าเราสุ่มตัวอย่างอย่างง่าย "
    },
    {
      "message_id": 739,
      "agent_id": 14,
      "delay": 10.834,
      "onscreen_delay": 6.71,
      "typing_delay": 4.124,
      "typing_duration": 15.332,
      "wpm": 43,
      "message": "มันอาจะเกิดเหตุการณ์ที่ได้คนเตี้ยหมด หรือได้"
    },
    {
      "message_id": 740,
      "agent_id": 15,
      "delay": 11.331,
      "onscreen_delay": 6.536,
      "typing_delay": 4.795,
      "typing_duration": 18.737,
      "wpm": 26,
      "message": "คนสูงหมด มันจะทำให้ข้อสรุปของเรา"
    },
    {
      "message_id": 741,
      "agent_id": 16,
      "delay": 14.737,
      "onscreen_delay": 9.353,
      "typing_delay": 5.384,
      "typing_duration": 10.671,
      "wpm": 45,
      "message": "มีความเอนเอียงและไม่ยุติธรรมนะคะ "
    },
    {
      "message_id": 742,
      "agent_id": 13,
      "delay": 10.736,
      "onscreen_delay": 6.063,
      "typing_delay": 4.673,
      "typing_duration": 15.056,
      "wpm": 27,
      "message": "วิธีการที่ 2 จึงจะแก้จุดนี้ "
    },
    {
      "message_id": 743,
      "agent_id": 14,
      "delay": 11.055,
      "onscreen_delay": 6.196,
      "typing_delay": 4.859,
      "typing_duration": 18.801,
      "wpm": 17,
      "message": "สุ่มโดยวิธีมีระบบหรือ "
    },
    {
      "message_id": 744,
      "agent_id": 15,
      "delay": 14.8,
      "onscreen_delay": 10.283,
      "typing_delay": 4.517,
      "typing_duration": 13.813,
      "wpm": 26,
      "message": "นะคะ วิธีที่ 2 ทำอย่างไร "
    },
    {
      "message_id": 745,
      "agent_id": 16,
      "delay": 10.799,
      "onscreen_delay": 5.766,
      "typing_delay": 5.033,
      "typing_duration": 11.321,
      "wpm": 36,
      "message": "อาจารย์คนนี้ก็เอาลูกศิษย์มา"
    },
    {
      "message_id": 746,
      "agent_id": 13,
      "delay": 7.32,
      "onscreen_delay": 2.771,
      "typing_delay": 4.549,
      "typing_duration": 18,
      "wpm": 27,
      "message": "เพื่อลดปัจจัยแฝง หรือปัจจัยรบกวน "
    },
    {
      "message_id": 747,
      "agent_id": 14,
      "delay": 14,
      "onscreen_delay": 8.371,
      "typing_delay": 5.629,
      "typing_duration": 17.391,
      "wpm": 41,
      "message": "ที่มีต่อเรื่องที่เขาศึกษา คือเรื่องการกระโดดสูง "
    },
    {
      "message_id": 748,
      "agent_id": 15,
      "delay": 13.39,
      "onscreen_delay": 7.124,
      "typing_delay": 6.266,
      "typing_duration": 17.663,
      "wpm": 25,
      "message": "ปัจจัยรบกวนตัวนั้นก็คืออะไรคะ "
    },
    {
      "message_id": 749,
      "agent_id": 16,
      "delay": 13.662,
      "onscreen_delay": 7.706,
      "typing_delay": 5.956,
      "typing_duration": 10.17,
      "wpm": 38,
      "message": "ส่วนสูงของนักเรียน จริงไหม "
    },
    {
      "message_id": 750,
      "agent_id": 13,
      "delay": 9.66,
      "onscreen_delay": 4.615,
      "typing_delay": 5.045,
      "typing_duration": 12.855,
      "wpm": 29,
      "message": "ก็เอานักเรียนมาเข้าแถวกัน "
    },
    {
      "message_id": 751,
      "agent_id": 14,
      "delay": 8.848,
      "onscreen_delay": 4.041,
      "typing_delay": 4.807,
      "typing_duration": 11.329,
      "wpm": 30,
      "message": "จัดเรียงกันไปตามความสูง "
    },
    {
      "message_id": 752,
      "agent_id": 15,
      "delay": 8.856,
      "onscreen_delay": 0,
      "typing_delay": 8.856,
      "typing_duration": 8.856,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 753,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 754,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 755,
      "agent_id": 14,
      "delay": 14.998,
      "onscreen_delay": 6.2,
      "typing_delay": 8.798,
      "typing_duration": 13.286,
      "wpm": 17,
      "message": "คนที่ 1 คนที่ 2 "
    },
    {
      "message_id": 756,
      "agent_id": 15,
      "delay": 10.993,
      "onscreen_delay": 6.182,
      "typing_delay": 4.811,
      "typing_duration": 18.769,
      "wpm": 12,
      "message": "คนที่ 3 คนที่ 4 "
    },
    {
      "message_id": 757,
      "agent_id": 16,
      "delay": 14.767,
      "onscreen_delay": 5.653,
      "typing_delay": 9.114,
      "typing_duration": 9.114,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 758,
      "agent_id": 13,
      "delay": 10.766,
      "onscreen_delay": 5.384,
      "typing_delay": 5.382,
      "typing_duration": 16.156,
      "wpm": 32,
      "message": "ครูเขียน Index ไม่ตรงกับรูปนะคะ ละ"
    },
    {
      "message_id": 759,
      "agent_id": 14,
      "delay": 12.156,
      "onscreen_delay": 8.003,
      "typing_delay": 4.153,
      "typing_duration": 16.869,
      "wpm": 19,
      "message": "ไว้ในฐานที่เข้าใจ 48, "
    },
    {
      "message_id": 760,
      "agent_id": 15,
      "delay": 12.867,
      "onscreen_delay": 7,
      "typing_delay": 5.867,
      "typing_duration": 17.211,
      "wpm": 16,
      "message": "49, 50 ถ้าเราเรียง"
    },
    {
      "message_id": 761,
      "agent_id": 16,
      "delay": 13.21,
      "onscreen_delay": 8.619,
      "typing_delay": 4.591,
      "typing_duration": 11.793,
      "wpm": 34,
      "message": "แบบมีระบบ โดยใช้ความสูงนะคะ "
    },
    {
      "message_id": 762,
      "agent_id": 13,
      "delay": 9.21,
      "onscreen_delay": 4.624,
      "typing_delay": 4.586,
      "typing_duration": 17.921,
      "wpm": 39,
      "message": "วิธีการเลือกตัอย่างแบบมีระบบ เราต้องใช้ช่วงสุ่ม "
    },
    {
      "message_id": 763,
      "agent_id": 14,
      "delay": 13.92,
      "onscreen_delay": 9.189,
      "typing_delay": 4.731,
      "typing_duration": 18.894,
      "wpm": 22,
      "message": "K ที่เท่า ๆ กันเราจะต้องหา K "
    },
    {
      "message_id": 764,
      "agent_id": 15,
      "delay": 14.893,
      "onscreen_delay": 8.912,
      "typing_delay": 5.981,
      "typing_duration": 16.24,
      "wpm": 25,
      "message": "k จะมีค่าเท่ากับขนาดประชากร"
    },
    {
      "message_id": 765,
      "agent_id": 16,
      "delay": 12.238,
      "onscreen_delay": 6.612,
      "typing_delay": 5.626,
      "typing_duration": 14.014,
      "wpm": 46,
      "message": "หารด้วยตัวอย่างที่เราต้องการ อันนี้เป็นกรณี"
    },
    {
      "message_id": 766,
      "agent_id": 13,
      "delay": 10.013,
      "onscreen_delay": 5.45,
      "typing_delay": 4.563,
      "typing_duration": 17.748,
      "wpm": 17,
      "message": "อย่างง่ายที่ N กับ n "
    },
    {
      "message_id": 767,
      "agent_id": 14,
      "delay": 13.747,
      "onscreen_delay": 9.613,
      "typing_delay": 4.134,
      "typing_duration": 12.172,
      "wpm": 42,
      "message": "มันหารกันลงตัวนะคะ มันเป็นตัวอย่าง "
    },
    {
      "message_id": 768,
      "agent_id": 15,
      "delay": 9.746,
      "onscreen_delay": 4.978,
      "typing_delay": 4.768,
      "typing_duration": 14.426,
      "wpm": 29,
      "message": "มี 50 คน ต้องการเลือกกี่คนคะ "
    },
    {
      "message_id": 769,
      "agent_id": 16,
      "delay": 10.425,
      "onscreen_delay": 5.509,
      "typing_delay": 4.916,
      "typing_duration": 12.304,
      "wpm": 30,
      "message": "10 คน 50 หาร 10 มีค่าเป็น "
    },
    {
      "message_id": 770,
      "agent_id": 13,
      "delay": 8.303,
      "onscreen_delay": 3.468,
      "typing_delay": 4.835,
      "typing_duration": 11.584,
      "wpm": 12,
      "message": "5 แสดงว่า "
    },
    {
      "message_id": 771,
      "agent_id": 14,
      "delay": 7.582,
      "onscreen_delay": 3.301,
      "typing_delay": 4.281,
      "typing_duration": 13.159,
      "wpm": 40,
      "message": "ช่วงกระโดดของเรามีค่าเป็น 5 ดังนั้น"
    },
    {
      "message_id": 772,
      "agent_id": 15,
      "delay": 9.159,
      "onscreen_delay": 4.636,
      "typing_delay": 4.523,
      "typing_duration": 18.575,
      "wpm": 23,
      "message": "วิธีการนะคะ นักเรียนคนที่ 1-5 "
    },
    {
      "message_id": 773,
      "agent_id": 16,
      "delay": 14.574,
      "onscreen_delay": 9.03,
      "typing_delay": 5.544,
      "typing_duration": 13.421,
      "wpm": 29,
      "message": "นักเรียนคนที่ 1 ถึง คน ที่ "
    },
    {
      "message_id": 774,
      "agent_id": 13,
      "delay": 10.573,
      "onscreen_delay": 5.127,
      "typing_delay": 5.446,
      "typing_duration": 13.995,
      "wpm": 31,
      "message": "5 คนแรกตรงนี้ เราจะหาใครก็ได้"
    },
    {
      "message_id": 775,
      "agent_id": 14,
      "delay": 9.993,
      "onscreen_delay": 5.676,
      "typing_delay": 4.317,
      "typing_duration": 17.995,
      "wpm": 30,
      "message": "เป็นจุดเริ่มต้นของการสุ่ม เขียนเลข 1 "
    },
    {
      "message_id": 776,
      "agent_id": 15,
      "delay": 13.992,
      "onscreen_delay": 8.284,
      "typing_delay": 5.708,
      "typing_duration": 16.792,
      "wpm": 21,
      "message": "เลข 2 เลข 3 เลข 4 เลข 5 "
    },
    {
      "message_id": 777,
      "agent_id": 16,
      "delay": 12.791,
      "onscreen_delay": 7.056,
      "typing_delay": 5.735,
      "typing_duration": 11.484,
      "wpm": 18,
      "message": "ทำฉลาก เขย่า ๆ "
    },
    {
      "message_id": 778,
      "agent_id": 13,
      "delay": 8.79,
      "onscreen_delay": 4.006,
      "typing_delay": 4.784,
      "typing_duration": 14.541,
      "wpm": 30,
      "message": "คือการสุ่มอย่างง่ายแอบแฝงอยู่ "
    },
    {
      "message_id": 779,
      "agent_id": 14,
      "delay": 10.54,
      "onscreen_delay": 6.391,
      "typing_delay": 4.149,
      "typing_duration": 12.397,
      "wpm": 45,
      "message": "สุ่มได้หมายเลขอะไรก็ตาม สมมุติสุ่มได้"
    },
    {
      "message_id": 780,
      "agent_id": 15,
      "delay": 8.396,
      "onscreen_delay": 3.728,
      "typing_delay": 4.668,
      "typing_duration": 16.547,
      "wpm": 24,
      "message": "หมายเลข 2 คนที่ 2 ถูกเลือก"
    },
    {
      "message_id": 781,
      "agent_id": 16,
      "delay": 12.546,
      "onscreen_delay": 8.55,
      "typing_delay": 3.996,
      "typing_duration": 9.784,
      "wpm": 44,
      "message": "เป็นตัวอย่างอัตโนมัติ คนที่ 2 "
    },
    {
      "message_id": 782,
      "agent_id": 13,
      "delay": 8.546,
      "onscreen_delay": 3.684,
      "typing_delay": 4.862,
      "typing_duration": 17.002,
      "wpm": 43,
      "message": "คือจุดเริ่มต้นใช่ไหมคะ หน่วยตัวอย่างคนถัดไป คือคน"
    },
    {
      "message_id": 783,
      "agent_id": 14,
      "delay": 12.998,
      "onscreen_delay": 8.613,
      "typing_delay": 4.385,
      "typing_duration": 16.928,
      "wpm": 27,
      "message": "ที่ถูกเลือกอัตโนมัติก็คือ คนที่ "
    },
    {
      "message_id": 784,
      "agent_id": 15,
      "delay": 12.927,
      "onscreen_delay": 7.484,
      "typing_delay": 5.443,
      "typing_duration": 16.95,
      "wpm": 3,
      "message": "2+k "
    },
    {
      "message_id": 785,
      "agent_id": 16,
      "delay": 12.949,
      "onscreen_delay": 8.52,
      "typing_delay": 4.429,
      "typing_duration": 11.098,
      "wpm": 23,
      "message": "2 บวก 5 เป็น 7 คน"
    },
    {
      "message_id": 786,
      "agent_id": 13,
      "delay": 8.949,
      "onscreen_delay": 4.48,
      "typing_delay": 4.469,
      "typing_duration": 16.021,
      "wpm": 30,
      "message": "เป็นตัวอย่างก็คือคนที่ 7 คนถัดไป"
    },
    {
      "message_id": 787,
      "agent_id": 14,
      "delay": 12.02,
      "onscreen_delay": 7.941,
      "typing_delay": 4.079,
      "typing_duration": 12.02,
      "wpm": 25,
      "message": "คือคนที่เท่าไรคะ 7+5 "
    },
    {
      "message_id": 788,
      "agent_id": 15,
      "delay": 8.008,
      "onscreen_delay": 3.028,
      "typing_delay": 4.98,
      "typing_duration": 15.686,
      "wpm": 24,
      "message": "เป็น 12 โอ.เค. เห็นไหมีคะ "
    },
    {
      "message_id": 789,
      "agent_id": 16,
      "delay": 11.685,
      "onscreen_delay": 6.573,
      "typing_delay": 5.112,
      "typing_duration": 12.147,
      "wpm": 53,
      "message": "ช่วงสุ่มมันจะกระโดดไปเรื่อย ๆ ในกรณีนี้นะคะ "
    },
    {
      "message_id": 790,
      "agent_id": 13,
      "delay": 8.142,
      "onscreen_delay": 1.626,
      "typing_delay": 6.516,
      "typing_duration": 11.887,
      "wpm": 18,
      "message": "ตัวอย่างที่ได้ "
    },
    {
      "message_id": 791,
      "agent_id": 14,
      "delay": 7.886,
      "onscreen_delay": 0.643,
      "typing_delay": 7.243,
      "typing_duration": 13.153,
      "wpm": 6,
      "message": "ก็คือ "
    },
    {
      "message_id": 792,
      "agent_id": 15,
      "delay": 9.152,
      "onscreen_delay": 4.683,
      "typing_delay": 4.469,
      "typing_duration": 14.663,
      "wpm": 15,
      "message": "นักเรียนคนที่ 2 "
    },
    {
      "message_id": 793,
      "agent_id": 16,
      "delay": 10.663,
      "onscreen_delay": 5.862,
      "typing_delay": 4.801,
      "typing_duration": 13.205,
      "wpm": 41,
      "message": "คนที่ 7 คนที่ 12 ถัดไปคนที่เท่าไร คะ "
    },
    {
      "message_id": 794,
      "agent_id": 13,
      "delay": 9.204,
      "onscreen_delay": 1.881,
      "typing_delay": 7.323,
      "typing_duration": 14.109,
      "wpm": 2,
      "message": "17 "
    },
    {
      "message_id": 795,
      "agent_id": 14,
      "delay": 10.108,
      "onscreen_delay": 5.876,
      "typing_delay": 4.232,
      "typing_duration": 12.949,
      "wpm": 16,
      "message": "ถัดไป 22 ถัดไป "
    },
    {
      "message_id": 796,
      "agent_id": 15,
      "delay": 8.947,
      "onscreen_delay": 2.345,
      "typing_delay": 6.602,
      "typing_duration": 14.978,
      "wpm": 8,
      "message": "27 ถัดไป "
    },
    {
      "message_id": 797,
      "agent_id": 16,
      "delay": 10.977,
      "onscreen_delay": 6.14,
      "typing_delay": 4.837,
      "typing_duration": 10.327,
      "wpm": 38,
      "message": "32 ถัดไป ครูเขียนผิดใช่ไหม "
    },
    {
      "message_id": 798,
      "agent_id": 13,
      "delay": 6.977,
      "onscreen_delay": 0.953,
      "typing_delay": 6.024,
      "typing_duration": 17.745,
      "wpm": 11,
      "message": "37 นะคะ ต่อไป "
    },
    {
      "message_id": 799,
      "agent_id": 14,
      "delay": 13.743,
      "onscreen_delay": 9.55,
      "typing_delay": 4.193,
      "typing_duration": 12.096,
      "wpm": 33,
      "message": "เป็น 42 และ 47 ครบ 10 คนไหม "
    },
    {
      "message_id": 800,
      "agent_id": 15,
      "delay": 9.743,
      "onscreen_delay": 3.281,
      "typing_delay": 6.462,
      "typing_duration": 11.679,
      "wpm": 17,
      "message": "ครบ เห็นไหมคะ "
    },
    {
      "message_id": 801,
      "agent_id": 16,
      "delay": 7.677,
      "onscreen_delay": 2.87,
      "typing_delay": 4.807,
      "typing_duration": 13.588,
      "wpm": 56,
      "message": "อันนี้คือจะทำให้ตัวอย่างที่ได้จะทำให้มีคนที่เตี้ย ๆ "
    },
    {
      "message_id": 802,
      "agent_id": 13,
      "delay": 9.588,
      "onscreen_delay": 4.837,
      "typing_delay": 4.751,
      "typing_duration": 12.789,
      "wpm": 35,
      "message": "คนที่อยู่ตรงกลาง และคนที่สูง ๆ "
    },
    {
      "message_id": 803,
      "agent_id": 14,
      "delay": 8.782,
      "onscreen_delay": 4.276,
      "typing_delay": 4.506,
      "typing_duration": 17.201,
      "wpm": 35,
      "message": "อันนี้คือวิธีการสุ่ม แบบที่ 2 คือสุ่มแบบ"
    },
    {
      "message_id": 804,
      "agent_id": 15,
      "delay": 13.199,
      "onscreen_delay": 7.537,
      "typing_delay": 5.662,
      "typing_duration": 12.908,
      "wpm": 30,
      "message": "มีระบบนะคะ พูดง่าย ๆ ก็คือ"
    },
    {
      "message_id": 805,
      "agent_id": 16,
      "delay": 9.199,
      "onscreen_delay": 4.875,
      "typing_delay": 4.324,
      "typing_duration": 10.059,
      "wpm": 55,
      "message": "ข้อมูลมันจะต้องถูกจัดเรียงมันเสียก่อน "
    },
    {
      "message_id": 806,
      "agent_id": 13,
      "delay": 6.057,
      "onscreen_delay": 1.453,
      "typing_delay": 4.604,
      "typing_duration": 16.699,
      "wpm": 30,
      "message": "จัดเรียงโดยบัญชีรายชื่อก็ได้ หรือ"
    },
    {
      "message_id": 807,
      "agent_id": 14,
      "delay": 12.699,
      "onscreen_delay": 8.227,
      "typing_delay": 4.472,
      "typing_duration": 17.027,
      "wpm": 32,
      "message": "ถูกจัดเรียงโดยคุณลักษณะหนึ่งลักษณะใด"
    },
    {
      "message_id": 808,
      "agent_id": 15,
      "delay": 13.026,
      "onscreen_delay": 8.613,
      "typing_delay": 4.413,
      "typing_duration": 19,
      "wpm": 28,
      "message": "ที่เป็นปัจจัยแฝงที่มีผลต่อเรื่องที่"
    },
    {
      "message_id": 809,
      "agent_id": 16,
      "delay": 14.994,
      "onscreen_delay": 10.391,
      "typing_delay": 4.603,
      "typing_duration": 9.849,
      "wpm": 17,
      "message": "นะคะ ในกรณี"
    },
    {
      "message_id": 810,
      "agent_id": 13,
      "delay": 10.994,
      "onscreen_delay": 6.783,
      "typing_delay": 4.211,
      "typing_duration": 16.731,
      "wpm": 10,
      "message": "ที่ N หาร n "
    },
    {
      "message_id": 811,
      "agent_id": 14,
      "delay": 12.731,
      "onscreen_delay": 8.636,
      "typing_delay": 4.095,
      "typing_duration": 12.204,
      "wpm": 28,
      "message": "ไม่ลงตัว ยกตัวอย่างเช่น "
    },
    {
      "message_id": 812,
      "agent_id": 15,
      "delay": 8.73,
      "onscreen_delay": 0.057,
      "typing_delay": 8.673,
      "typing_duration": 8.673,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 813,
      "agent_id": 16,
      "delay": 7.941,
      "onscreen_delay": 0,
      "typing_delay": 7.941,
      "typing_duration": 12.823,
      "wpm": 16,
      "message": "ยกตัวอย่างเช่น "
    },
    {
      "message_id": 814,
      "agent_id": 13,
      "delay": 8.822,
      "onscreen_delay": 4.389,
      "typing_delay": 4.433,
      "typing_duration": 12.368,
      "wpm": 12,
      "message": "มี N มีค่า"
    },
    {
      "message_id": 815,
      "agent_id": 14,
      "delay": 8.367,
      "onscreen_delay": 4.168,
      "typing_delay": 4.199,
      "typing_duration": 9.337,
      "wpm": 19,
      "message": "เป็น 50 นะคะ "
    },
    {
      "message_id": 816,
      "agent_id": 15,
      "delay": 5.336,
      "onscreen_delay": 0.66,
      "typing_delay": 4.676,
      "typing_duration": 11.654,
      "wpm": 22,
      "message": "เราจะเลือก n เล็ก  "
    },
    {
      "message_id": 817,
      "agent_id": 16,
      "delay": 7.653,
      "onscreen_delay": 2.441,
      "typing_delay": 5.212,
      "typing_duration": 8.013,
      "wpm": 9,
      "message": "12 คน "
    },
    {
      "message_id": 818,
      "agent_id": 13,
      "delay": 6.927,
      "onscreen_delay": 0,
      "typing_delay": 6.927,
      "typing_duration": 19.001,
      "wpm": 30,
      "message": "เราจัดเรียงนักศึกษา เรียงเรียบร้อยแล้ว "
    },
    {
      "message_id": 819,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 10.843,
      "typing_delay": 4.156,
      "typing_duration": 17.372,
      "wpm": 36,
      "message": "เสร็จเรียบร้อยแล้ว เรียงเรียบร้อยแล้ว หา K "
    },
    {
      "message_id": 820,
      "agent_id": 15,
      "delay": 13.369,
      "onscreen_delay": 8.355,
      "typing_delay": 5.014,
      "typing_duration": 14.223,
      "wpm": 20,
      "message": "มีค่าเป็น 50 หาร 12 "
    },
    {
      "message_id": 821,
      "agent_id": 16,
      "delay": 10.222,
      "onscreen_delay": 5.532,
      "typing_delay": 4.69,
      "typing_duration": 12.108,
      "wpm": 52,
      "message": "กดเครื่องคิดเลขให้ครูหน่อยค่ะ เป็นเท่าไรคะ "
    },
    {
      "message_id": 822,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 823,
      "agent_id": 14,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 824,
      "agent_id": 15,
      "delay": 14.999,
      "onscreen_delay": 8.454,
      "typing_delay": 6.545,
      "typing_duration": 18.197,
      "wpm": 12,
      "message": "เดี๋ยวครูลองถาม"
    },
    {
      "message_id": 825,
      "agent_id": 16,
      "delay": 14.196,
      "onscreen_delay": 9.208,
      "typing_delay": 4.988,
      "typing_duration": 9.739,
      "wpm": 29,
      "message": "เบอร์ ลองถามเบอร์ 7"
    },
    {
      "message_id": 826,
      "agent_id": 13,
      "delay": 10.195,
      "onscreen_delay": 3.792,
      "typing_delay": 6.403,
      "typing_duration": 11.858,
      "wpm": 15,
      "message": "เป็นเท่าไรคะ "
    },
    {
      "message_id": 827,
      "agent_id": 14,
      "delay": 7.847,
      "onscreen_delay": 3.563,
      "typing_delay": 4.284,
      "typing_duration": 16.919,
      "wpm": 8,
      "message": "50 หาร 12 "
    },
    {
      "message_id": 828,
      "agent_id": 15,
      "delay": 12.918,
      "onscreen_delay": 8.09,
      "typing_delay": 4.828,
      "typing_duration": 17.366,
      "wpm": 24,
      "message": "เลยค่ะ ในควมพิวเตอร์เรามีค่ะ "
    },
    {
      "message_id": 829,
      "agent_id": 16,
      "delay": 13.366,
      "onscreen_delay": 9.567,
      "typing_delay": 3.799,
      "typing_duration": 10.788,
      "wpm": 18,
      "message": "เครื่องคิดเลข "
    },
    {
      "message_id": 830,
      "agent_id": 13,
      "delay": 9.365,
      "onscreen_delay": 4.101,
      "typing_delay": 5.264,
      "typing_duration": 8.525,
      "wpm": 16,
      "message": "50 หาร 12 "
    },
    {
      "message_id": 831,
      "agent_id": 14,
      "delay": 9.585,
      "onscreen_delay": 0,
      "typing_delay": 9.585,
      "typing_duration": 16.816,
      "wpm": 21,
      "message": "พาร์ทเนอร์บอกครูด้วยนะคะ "
    },
    {
      "message_id": 832,
      "agent_id": 15,
      "delay": 12.815,
      "onscreen_delay": 1.758,
      "typing_delay": 11.057,
      "typing_duration": 13.797,
      "wpm": 11,
      "message": "(ล่าม) 4.2 "
    },
    {
      "message_id": 833,
      "agent_id": 16,
      "delay": 9.796,
      "onscreen_delay": 1.114,
      "typing_delay": 8.682,
      "typing_duration": 8.682,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 834,
      "agent_id": 13,
      "delay": 7.868,
      "onscreen_delay": 0,
      "typing_delay": 7.868,
      "typing_duration": 13.851,
      "wpm": 3,
      "message": "4.1 "
    },
    {
      "message_id": 835,
      "agent_id": 14,
      "delay": 12.292,
      "onscreen_delay": 0,
      "typing_delay": 12.292,
      "typing_duration": 12.292,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 836,
      "agent_id": 15,
      "delay": 8.291,
      "onscreen_delay": 0.949,
      "typing_delay": 7.342,
      "typing_duration": 18.681,
      "wpm": 30,
      "message": "(อาจารย์) 4.1 อะไรคะ ถ้าตอบ 2 ตำแหน่ง "
    },
    {
      "message_id": 837,
      "agent_id": 16,
      "delay": 14.677,
      "onscreen_delay": 9.412,
      "typing_delay": 5.265,
      "typing_duration": 8.508,
      "wpm": 7,
      "message": "4.16 "
    },
    {
      "message_id": 838,
      "agent_id": 13,
      "delay": 18.999,
      "onscreen_delay": 0,
      "typing_delay": 18.999,
      "typing_duration": 18.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 839,
      "agent_id": 14,
      "delay": 14.997,
      "onscreen_delay": 9.511,
      "typing_delay": 5.486,
      "typing_duration": 14.371,
      "wpm": 25,
      "message": "ในกรณีนี้นะคะ ช่วง K ของ"
    },
    {
      "message_id": 840,
      "agent_id": 15,
      "delay": 10.985,
      "onscreen_delay": 6.26,
      "typing_delay": 4.725,
      "typing_duration": 15.79,
      "wpm": 28,
      "message": "เราเป็นทศนิยมไม่ลงตัว ความจริง"
    },
    {
      "message_id": 841,
      "agent_id": 16,
      "delay": 11.788,
      "onscreen_delay": 7.255,
      "typing_delay": 4.533,
      "typing_duration": 10.365,
      "wpm": 43,
      "message": "เราปัดขึ้นเลยนะคะ เพราะว่าส่วน"
    },
    {
      "message_id": 842,
      "agent_id": 13,
      "delay": 7.788,
      "onscreen_delay": 3.239,
      "typing_delay": 4.549,
      "typing_duration": 18.107,
      "wpm": 43,
      "message": "ที่มันเกินมานิดหนึ่ง เราถือว่าช่วง K มันเกิดขึ้นแล้ว "
    },
    {
      "message_id": 843,
      "agent_id": 14,
      "delay": 14.106,
      "onscreen_delay": 9.266,
      "typing_delay": 4.84,
      "typing_duration": 16.974,
      "wpm": 41,
      "message": "มันทศนิยมเท่าไรก็ตามเราจะปัดขึ้นหมดเลย แสดงว่า"
    },
    {
      "message_id": 844,
      "agent_id": 15,
      "delay": 12.973,
      "onscreen_delay": 8.488,
      "typing_delay": 4.485,
      "typing_duration": 14.698,
      "wpm": 29,
      "message": "ช่วงสุ่มเราต้องใช้เท่าไรคะ 5 "
    },
    {
      "message_id": 845,
      "agent_id": 16,
      "delay": 10.685,
      "onscreen_delay": 6.65,
      "typing_delay": 4.035,
      "typing_duration": 14.659,
      "wpm": 58,
      "message": "ช่วงสุ่มกระโดดนะคะ ใช้ 5 เหมือนเดิม วิธีแก้ปัญหาในกรณีนี้ "
    },
    {
      "message_id": 846,
      "agent_id": 13,
      "delay": 10.659,
      "onscreen_delay": 5.706,
      "typing_delay": 4.953,
      "typing_duration": 9.7,
      "wpm": 5,
      "message": "เรา"
    },
    {
      "message_id": 847,
      "agent_id": 14,
      "delay": 6.657,
      "onscreen_delay": 2.371,
      "typing_delay": 4.286,
      "typing_duration": 12.707,
      "wpm": 45,
      "message": "จะเอานักเรียน 50 คนนี้ มาจัดเรียงเป็นว"
    },
    {
      "message_id": 848,
      "agent_id": 15,
      "delay": 8.697,
      "onscreen_delay": 3.739,
      "typing_delay": 4.958,
      "typing_duration": 18.233,
      "wpm": 12,
      "message": "1, 2, 3, 4, 5, "
    },
    {
      "message_id": 849,
      "agent_id": 16,
      "delay": 14.232,
      "onscreen_delay": 9.563,
      "typing_delay": 4.669,
      "typing_duration": 10.198,
      "wpm": 19,
      "message": "6 7 8 9 10 11 "
    },
    {
      "message_id": 850,
      "agent_id": 13,
      "delay": 10.23,
      "onscreen_delay": 5.755,
      "typing_delay": 4.475,
      "typing_duration": 13.43,
      "wpm": 12,
      "message": "12, 13, 14, "
    },
    {
      "message_id": 851,
      "agent_id": 14,
      "delay": 9.43,
      "onscreen_delay": 4.865,
      "typing_delay": 4.565,
      "typing_duration": 11.375,
      "wpm": 25,
      "message": "15 ไปเรื่อย ๆ จนถึง "
    },
    {
      "message_id": 852,
      "agent_id": 15,
      "delay": 7.374,
      "onscreen_delay": 1.131,
      "typing_delay": 6.243,
      "typing_duration": 13.02,
      "wpm": 12,
      "message": "48, 49, 50 "
    },
    {
      "message_id": 853,
      "agent_id": 16,
      "delay": 9.018,
      "onscreen_delay": 3.996,
      "typing_delay": 5.022,
      "typing_duration": 12.052,
      "wpm": 27,
      "message": "แต่คนที่ 1 จะถูกนับรอบ"
    },
    {
      "message_id": 854,
      "agent_id": 13,
      "delay": 8.052,
      "onscreen_delay": 2.795,
      "typing_delay": 5.257,
      "typing_duration": 19.011,
      "wpm": 31,
      "message": "ต่อเนื่องไปอีก คนที่ 1 จะมี Order เป็นเ"
    },
    {
      "message_id": 855,
      "agent_id": 14,
      "delay": 15.009,
      "onscreen_delay": 9.869,
      "typing_delay": 5.14,
      "typing_duration": 13.586,
      "wpm": 13,
      "message": "51, 52 นับวน"
    },
    {
      "message_id": 856,
      "agent_id": 15,
      "delay": 11.009,
      "onscreen_delay": 6.071,
      "typing_delay": 4.938,
      "typing_duration": 14.296,
      "wpm": 20,
      "message": "เป็นพวงมาลัยเลยนะคะ "
    },
    {
      "message_id": 857,
      "agent_id": 16,
      "delay": 10.294,
      "onscreen_delay": 5.644,
      "typing_delay": 4.65,
      "typing_duration": 12.285,
      "wpm": 32,
      "message": "เสร็จแล้ว เราใช้ช่วงสุ่ม K "
    },
    {
      "message_id": 858,
      "agent_id": 13,
      "delay": 8.284,
      "onscreen_delay": 3.66,
      "typing_delay": 4.624,
      "typing_duration": 13.32,
      "wpm": 21,
      "message": "เป็น 5 นะคะ 5 คนแรก"
    },
    {
      "message_id": 859,
      "agent_id": 14,
      "delay": 9.319,
      "onscreen_delay": 4.996,
      "typing_delay": 4.323,
      "typing_duration": 14.95,
      "wpm": 36,
      "message": "เลือกใครก็ได้โดยวิธีอย่างง่าย ทำฉลาก "
    },
    {
      "message_id": 860,
      "agent_id": 15,
      "delay": 10.948,
      "onscreen_delay": 6.329,
      "typing_delay": 4.619,
      "typing_duration": 16.738,
      "wpm": 16,
      "message": "จับมาปั๊บเป็นเลข 4 "
    },
    {
      "message_id": 861,
      "agent_id": 16,
      "delay": 12.738,
      "onscreen_delay": 8.538,
      "typing_delay": 4.2,
      "typing_duration": 15.891,
      "wpm": 42,
      "message": "เป็นตัวอย่าง คนที่ถูกเลือกถัดไปเป็นอัตโนมัติ "
    },
    {
      "message_id": 862,
      "agent_id": 13,
      "delay": 11.889,
      "onscreen_delay": 7.009,
      "typing_delay": 4.88,
      "typing_duration": 18.745,
      "wpm": 25,
      "message": "ก็คือ 4 บวกอะไรคะ 4+5 เป็นคนที่ "
    },
    {
      "message_id": 863,
      "agent_id": 14,
      "delay": 14.744,
      "onscreen_delay": 10.351,
      "typing_delay": 4.393,
      "typing_duration": 11.168,
      "wpm": 26,
      "message": "9 ถัดไปก็เป็นอะไรคะ "
    },
    {
      "message_id": 864,
      "agent_id": 15,
      "delay": 10.744,
      "onscreen_delay": 5.929,
      "typing_delay": 4.815,
      "typing_duration": 15.455,
      "wpm": 31,
      "message": "เป็น 14 ถัดไปเป็นคนที่เท่าไรเอ่ย "
    },
    {
      "message_id": 865,
      "agent_id": 16,
      "delay": 11.455,
      "onscreen_delay": 4.985,
      "typing_delay": 6.47,
      "typing_duration": 10.27,
      "wpm": 18,
      "message": "19 แล้วถัดไป"
    },
    {
      "message_id": 866,
      "agent_id": 13,
      "delay": 7.455,
      "onscreen_delay": 3.07,
      "typing_delay": 4.385,
      "typing_duration": 9.064,
      "wpm": 20,
      "message": "เป็นคนที่ 24 "
    },
    {
      "message_id": 867,
      "agent_id": 14,
      "delay": 5.062,
      "onscreen_delay": 0.781,
      "typing_delay": 4.281,
      "typing_duration": 13.67,
      "wpm": 25,
      "message": "อะไรอีกคะ 29 ไปเรื่อย ๆ "
    },
    {
      "message_id": 868,
      "agent_id": 15,
      "delay": 9.669,
      "onscreen_delay": 4.521,
      "typing_delay": 5.148,
      "typing_duration": 12.42,
      "wpm": 23,
      "message": "จนถึงคนสุดท้ายคนที่ "
    },
    {
      "message_id": 869,
      "agent_id": 16,
      "delay": 8.419,
      "onscreen_delay": 3.101,
      "typing_delay": 5.318,
      "typing_duration": 8.81,
      "wpm": 22,
      "message": "ลองนับต่อไปซิ "
    },
    {
      "message_id": 870,
      "agent_id": 13,
      "delay": 4.965,
      "onscreen_delay": 0,
      "typing_delay": 4.965,
      "typing_duration": 12.675,
      "wpm": 18,
      "message": "เดี๋ยวนะ ครูลอง"
    },
    {
      "message_id": 871,
      "agent_id": 14,
      "delay": 8.673,
      "onscreen_delay": 4.102,
      "typing_delay": 4.571,
      "typing_duration": 13.206,
      "wpm": 34,
      "message": "ถามเพื่อนเราหน่อยนะ หมายเลข... "
    },
    {
      "message_id": 872,
      "agent_id": 15,
      "delay": 13.422,
      "onscreen_delay": 0,
      "typing_delay": 13.422,
      "typing_duration": 13.422,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 873,
      "agent_id": 16,
      "delay": 9.422,
      "onscreen_delay": 4.408,
      "typing_delay": 5.014,
      "typing_duration": 12.605,
      "wpm": 48,
      "message": "เดี๋ยวนะ ครูลองใช้เทคโนโลยีหน่อยนิดหนึ่ง "
    },
    {
      "message_id": 874,
      "agent_id": 13,
      "delay": 8.604,
      "onscreen_delay": 3.948,
      "typing_delay": 4.656,
      "typing_duration": 10.207,
      "wpm": 26,
      "message": "ครูลองถามคนนี้ดูสิ "
    },
    {
      "message_id": 875,
      "agent_id": 14,
      "delay": 6.206,
      "onscreen_delay": 1.95,
      "typing_delay": 4.256,
      "typing_duration": 9.109,
      "wpm": 20,
      "message": "เบอร์ 22 ค่ะ "
    },
    {
      "message_id": 876,
      "agent_id": 15,
      "delay": 11.527,
      "onscreen_delay": 0,
      "typing_delay": 11.527,
      "typing_duration": 11.527,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 877,
      "agent_id": 16,
      "delay": 7.575,
      "onscreen_delay": 0,
      "typing_delay": 7.575,
      "typing_duration": 11.291,
      "wpm": 29,
      "message": "ลองถามนักศึกษาเบอร์ 22 "
    },
    {
      "message_id": 878,
      "agent_id": 13,
      "delay": 7.289,
      "onscreen_delay": 2.318,
      "typing_delay": 4.971,
      "typing_duration": 15.862,
      "wpm": 8,
      "message": "เบอร์ 22 "
    },
    {
      "message_id": 879,
      "agent_id": 14,
      "delay": 11.86,
      "onscreen_delay": 1.489,
      "typing_delay": 10.371,
      "typing_duration": 10.371,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 880,
      "agent_id": 15,
      "delay": 7.859,
      "onscreen_delay": 2.996,
      "typing_delay": 4.863,
      "typing_duration": 18.026,
      "wpm": 28,
      "message": "ในระหว่างรอคนที่ 22 เราคนอื่นก็ได้ "
    },
    {
      "message_id": 881,
      "agent_id": 16,
      "delay": 14.026,
      "onscreen_delay": 6.959,
      "typing_delay": 7.067,
      "typing_duration": 8.362,
      "wpm": 9,
      "message": "คนนี้ "
    },
    {
      "message_id": 882,
      "agent_id": 13,
      "delay": 10.025,
      "onscreen_delay": 4.552,
      "typing_delay": 5.473,
      "typing_duration": 8.489,
      "wpm": 12,
      "message": "เบอร์ 8 "
    },
    {
      "message_id": 883,
      "agent_id": 14,
      "delay": 6.148,
      "onscreen_delay": 0,
      "typing_delay": 6.148,
      "typing_duration": 11.736,
      "wpm": 22,
      "message": "เบอร์ 8 ครูถามว่า "
    },
    {
      "message_id": 884,
      "agent_id": 15,
      "delay": 7.735,
      "onscreen_delay": 2.757,
      "typing_delay": 4.978,
      "typing_duration": 16.294,
      "wpm": 32,
      "message": "คนที่ 24 ถูกเลือกเป็นตัวอย่าง ถัดไป"
    },
    {
      "message_id": 885,
      "agent_id": 16,
      "delay": 12.292,
      "onscreen_delay": 7.494,
      "typing_delay": 4.798,
      "typing_duration": 15.394,
      "wpm": 36,
      "message": "เป็นคนที่ 29 ถัดจากคนที่ 29 เป็นคนที่"
    },
    {
      "message_id": 886,
      "agent_id": 13,
      "delay": 11.392,
      "onscreen_delay": 6.933,
      "typing_delay": 4.459,
      "typing_duration": 9.426,
      "wpm": 13,
      "message": "เท่าไรคะ "
    },
    {
      "message_id": 887,
      "agent_id": 14,
      "delay": 7.383,
      "onscreen_delay": 2.9,
      "typing_delay": 4.483,
      "typing_duration": 13.714,
      "wpm": 37,
      "message": "29 แล้วบวกด้วยช่วงสุ่ม 5 29+5 เป็น "
    },
    {
      "message_id": 888,
      "agent_id": 15,
      "delay": 9.713,
      "onscreen_delay": 1.05,
      "typing_delay": 8.663,
      "typing_duration": 8.663,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 889,
      "agent_id": 16,
      "delay": 8.444,
      "onscreen_delay": 0,
      "typing_delay": 8.444,
      "typing_duration": 8.444,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 890,
      "agent_id": 13,
      "delay": 19.008,
      "onscreen_delay": 0,
      "typing_delay": 19.008,
      "typing_duration": 19.008,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 891,
      "agent_id": 14,
      "delay": 15.005,
      "onscreen_delay": 9.867,
      "typing_delay": 5.138,
      "typing_duration": 10.085,
      "wpm": 3,
      "message": "30 "
    },
    {
      "message_id": 892,
      "agent_id": 15,
      "delay": 11.003,
      "onscreen_delay": 3.646,
      "typing_delay": 7.357,
      "typing_duration": 15.184,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 893,
      "agent_id": 16,
      "delay": 11.181,
      "onscreen_delay": 5.818,
      "typing_delay": 5.363,
      "typing_duration": 10.165,
      "wpm": 28,
      "message": "29 + 5 เป็นเท่าไรคะ "
    },
    {
      "message_id": 894,
      "agent_id": 13,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 895,
      "agent_id": 14,
      "delay": 17.344,
      "onscreen_delay": 0,
      "typing_delay": 17.344,
      "typing_duration": 17.344,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 896,
      "agent_id": 15,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 897,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 3.933,
      "typing_delay": 11.066,
      "typing_duration": 11.066,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 898,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 4.56,
      "typing_delay": 6.437,
      "typing_duration": 18.584,
      "wpm": 27,
      "message": "เป็น 34 (อาจารย์) เป็น 34 ถูกต้อง "
    },
    {
      "message_id": 899,
      "agent_id": 14,
      "delay": 14.583,
      "onscreen_delay": 10.166,
      "typing_delay": 4.417,
      "typing_duration": 18.753,
      "wpm": 33,
      "message": "คนถัดมาคือคน 34 แล้ว ถัดมาจากคนที่ 34 คือ "
    },
    {
      "message_id": 900,
      "agent_id": 15,
      "delay": 14.752,
      "onscreen_delay": 10.119,
      "typing_delay": 4.633,
      "typing_duration": 9.412,
      "wpm": 37,
      "message": "ตอบอีกค่ะ อีกครั้งหนึ่ง "
    },
    {
      "message_id": 901,
      "agent_id": 16,
      "delay": 10.75,
      "onscreen_delay": 2.074,
      "typing_delay": 8.676,
      "typing_duration": 15.017,
      "wpm": 7,
      "message": "คนถัดไป"
    },
    {
      "message_id": 902,
      "agent_id": 13,
      "delay": 11.016,
      "onscreen_delay": 6.388,
      "typing_delay": 4.628,
      "typing_duration": 15.154,
      "wpm": 28,
      "message": "อีกค่ะ ตอบเลยค่ะ ถัดจากคนที่ "
    },
    {
      "message_id": 903,
      "agent_id": 14,
      "delay": 11.154,
      "onscreen_delay": 5.792,
      "typing_delay": 5.362,
      "typing_duration": 17.971,
      "wpm": 19,
      "message": "34 บวกช่วงสุ่ม K เป็น 5 "
    },
    {
      "message_id": 904,
      "agent_id": 15,
      "delay": 13.967,
      "onscreen_delay": 8.57,
      "typing_delay": 5.397,
      "typing_duration": 8.462,
      "wpm": 7,
      "message": "เป็น "
    },
    {
      "message_id": 905,
      "agent_id": 16,
      "delay": 9.966,
      "onscreen_delay": 1.113,
      "typing_delay": 8.853,
      "typing_duration": 8.853,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 906,
      "agent_id": 13,
      "delay": 6.359,
      "onscreen_delay": 0,
      "typing_delay": 6.359,
      "typing_duration": 14.891,
      "wpm": 19,
      "message": "(ล่าม) 39 (อาจารย์) "
    },
    {
      "message_id": 907,
      "agent_id": 14,
      "delay": 10.889,
      "onscreen_delay": 6.708,
      "typing_delay": 4.181,
      "typing_duration": 18.091,
      "wpm": 27,
      "message": "ตอบอีกค่ะ ตอบอีกจนถึงคนสุดท้ายเลย "
    },
    {
      "message_id": 908,
      "agent_id": 15,
      "delay": 14.09,
      "onscreen_delay": 8.907,
      "typing_delay": 5.183,
      "typing_duration": 14.43,
      "wpm": 34,
      "message": "คนที่เท่าไรคะ อีกคำถามคะ อีกคำถาม "
    },
    {
      "message_id": 909,
      "agent_id": 16,
      "delay": 10.429,
      "onscreen_delay": 2.906,
      "typing_delay": 7.523,
      "typing_duration": 13.373,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 910,
      "agent_id": 13,
      "delay": 9.372,
      "onscreen_delay": 4.466,
      "typing_delay": 4.906,
      "typing_duration": 12.415,
      "wpm": 10,
      "message": "39+5 ค่ะ "
    },
    {
      "message_id": 911,
      "agent_id": 14,
      "delay": 8.732,
      "onscreen_delay": 0,
      "typing_delay": 8.732,
      "typing_duration": 8.732,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 912,
      "agent_id": 15,
      "delay": 8.674,
      "onscreen_delay": 0,
      "typing_delay": 8.674,
      "typing_duration": 8.674,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 913,
      "agent_id": 16,
      "delay": 7.822,
      "onscreen_delay": 0,
      "typing_delay": 7.822,
      "typing_duration": 10.075,
      "wpm": 18,
      "message": "เป็นเท่าไรคะ "
    },
    {
      "message_id": 914,
      "agent_id": 13,
      "delay": 6.426,
      "onscreen_delay": 0,
      "typing_delay": 6.426,
      "typing_duration": 10.117,
      "wpm": 18,
      "message": "(อาจารย์) 44 "
    },
    {
      "message_id": 915,
      "agent_id": 14,
      "delay": 6.116,
      "onscreen_delay": 1.177,
      "typing_delay": 4.939,
      "typing_duration": 14.8,
      "wpm": 40,
      "message": "ตอนนี้คนที่ 44 ถูกเลือกเป็นตัวอย่างนะคะ "
    },
    {
      "message_id": 916,
      "agent_id": 15,
      "delay": 10.799,
      "onscreen_delay": 5.155,
      "typing_delay": 5.644,
      "typing_duration": 16.269,
      "wpm": 20,
      "message": "เดี๋ยวครูเขียนใหม่นะคะ "
    },
    {
      "message_id": 917,
      "agent_id": 16,
      "delay": 12.268,
      "onscreen_delay": 7.945,
      "typing_delay": 4.323,
      "typing_duration": 14.923,
      "wpm": 24,
      "message": "บ้าง เป็นคนที่ 4 คนที่ 9 "
    },
    {
      "message_id": 918,
      "agent_id": 13,
      "delay": 10.921,
      "onscreen_delay": 6.027,
      "typing_delay": 4.894,
      "typing_duration": 14.98,
      "wpm": 17,
      "message": "คนที่ 14 คนที่ 19 "
    },
    {
      "message_id": 919,
      "agent_id": 14,
      "delay": 10.98,
      "onscreen_delay": 6.436,
      "typing_delay": 4.544,
      "typing_duration": 18.036,
      "wpm": 19,
      "message": "คนที่ 24 คนที่ 29 34 49 "
    },
    {
      "message_id": 920,
      "agent_id": 15,
      "delay": 14.036,
      "onscreen_delay": 6.604,
      "typing_delay": 7.432,
      "typing_duration": 13.388,
      "wpm": 9,
      "message": "คนที่ 14 "
    },
    {
      "message_id": 921,
      "agent_id": 16,
      "delay": 10.035,
      "onscreen_delay": 5.232,
      "typing_delay": 4.803,
      "typing_duration": 10.587,
      "wpm": 37,
      "message": "39 44 ตอนนี้ได้กี่คนแล้วคะ "
    },
    {
      "message_id": 922,
      "agent_id": 13,
      "delay": 6.586,
      "onscreen_delay": 1.271,
      "typing_delay": 5.315,
      "typing_duration": 17.025,
      "wpm": 27,
      "message": "9 เห็นไหมคะ นักเรียนคนที่ 10 คน"
    },
    {
      "message_id": 923,
      "agent_id": 14,
      "delay": 13.024,
      "onscreen_delay": 8.589,
      "typing_delay": 4.435,
      "typing_duration": 11.832,
      "wpm": 41,
      "message": "ที่จะถูกเลือกคือคนลำดับที่เท่าไร "
    },
    {
      "message_id": 924,
      "agent_id": 15,
      "delay": 9.024,
      "onscreen_delay": 2.371,
      "typing_delay": 6.653,
      "typing_duration": 14.367,
      "wpm": 18,
      "message": "ขอถามเบอร์ 11 ค่ะ "
    },
    {
      "message_id": 925,
      "agent_id": 16,
      "delay": 10.367,
      "onscreen_delay": 4.184,
      "typing_delay": 6.183,
      "typing_duration": 12.588,
      "wpm": 45,
      "message": "เบอร์ 11 หูดีใช่ไหม เบอร์ 11 ตอบได้เลย "
    },
    {
      "message_id": 926,
      "agent_id": 13,
      "delay": 8.587,
      "onscreen_delay": 1.691,
      "typing_delay": 6.896,
      "typing_duration": 16.184,
      "wpm": 15,
      "message": "ถามว่าคนถัดไป คน"
    },
    {
      "message_id": 927,
      "agent_id": 14,
      "delay": 12.183,
      "onscreen_delay": 8.025,
      "typing_delay": 4.158,
      "typing_duration": 10.919,
      "wpm": 32,
      "message": "ที่ถูกเลือกเป็นตัวอย่าง "
    },
    {
      "message_id": 928,
      "agent_id": 15,
      "delay": 8.169,
      "onscreen_delay": 2.973,
      "typing_delay": 5.196,
      "typing_duration": 13.134,
      "wpm": 30,
      "message": "ตอนนี้อยู่คนที่ 44 แล้วค่ะ "
    },
    {
      "message_id": 929,
      "agent_id": 16,
      "delay": 9.132,
      "onscreen_delay": 3.872,
      "typing_delay": 5.26,
      "typing_duration": 10.085,
      "wpm": 25,
      "message": "ถัดไปเป็นคนที่ 49 "
    },
    {
      "message_id": 930,
      "agent_id": 13,
      "delay": 6.084,
      "onscreen_delay": 0.749,
      "typing_delay": 5.335,
      "typing_duration": 17.998,
      "wpm": 25,
      "message": "คำนวณโดยเอา 44 ไปบวก K เป็น 49 "
    },
    {
      "message_id": 931,
      "agent_id": 14,
      "delay": 13.998,
      "onscreen_delay": 9.598,
      "typing_delay": 4.4,
      "typing_duration": 18.133,
      "wpm": 37,
      "message": "ใช่ไหมคะ 49 ถัดมาเป็นคนที่เท่าไรคะ ตอบอีกทีซิ "
    },
    {
      "message_id": 932,
      "agent_id": 15,
      "delay": 14.133,
      "onscreen_delay": 6.036,
      "typing_delay": 8.097,
      "typing_duration": 17.818,
      "wpm": 11,
      "message": "สังเกตนะคะว่า "
    },
    {
      "message_id": 933,
      "agent_id": 16,
      "delay": 13.805,
      "onscreen_delay": 7.409,
      "typing_delay": 6.396,
      "typing_duration": 14.637,
      "wpm": 28,
      "message": "สังเกตนะคะ 9 อยู่ตรงนี้แล้ว"
    },
    {
      "message_id": 934,
      "agent_id": 13,
      "delay": 10.635,
      "onscreen_delay": 6.003,
      "typing_delay": 4.632,
      "typing_duration": 15.893,
      "wpm": 21,
      "message": "ใช่ไหมคะ 1, 2, 3, 4, 5 "
    },
    {
      "message_id": 935,
      "agent_id": 14,
      "delay": 11.892,
      "onscreen_delay": 7.047,
      "typing_delay": 4.845,
      "typing_duration": 14.341,
      "wpm": 17,
      "message": "คนที่ 52, 53, 54 "
    },
    {
      "message_id": 936,
      "agent_id": 15,
      "delay": 10.337,
      "onscreen_delay": 5.701,
      "typing_delay": 4.636,
      "typing_duration": 19,
      "wpm": 23,
      "message": "คนที่ 54 ถูกเลือก แต่ความจริง "
    },
    {
      "message_id": 937,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 9.604,
      "typing_delay": 5.396,
      "typing_duration": 11.873,
      "wpm": 38,
      "message": "คนที่ 4 เห็นไหมคะ มันจะอยู่ถูก"
    },
    {
      "message_id": 938,
      "agent_id": 13,
      "delay": 11,
      "onscreen_delay": 6.505,
      "typing_delay": 4.495,
      "typing_duration": 16.457,
      "wpm": 41,
      "message": "วนกลับมา คนสุดท้ายที่ถูกเลือกคือคนที่เท่าไรคะ "
    },
    {
      "message_id": 939,
      "agent_id": 14,
      "delay": 12.447,
      "onscreen_delay": 7.07,
      "typing_delay": 5.377,
      "typing_duration": 12.639,
      "wpm": 12,
      "message": "1, 2, 3, 4 "
    },
    {
      "message_id": 940,
      "agent_id": 15,
      "delay": 8.638,
      "onscreen_delay": 3.969,
      "typing_delay": 4.669,
      "typing_duration": 14.359,
      "wpm": 34,
      "message": "คนนี้ไปแล้วหรือยัง ไปแล้ว ดังนั้น"
    },
    {
      "message_id": 941,
      "agent_id": 16,
      "delay": 10.358,
      "onscreen_delay": 5.782,
      "typing_delay": 4.576,
      "typing_duration": 14.969,
      "wpm": 32,
      "message": "เราต้องนับเป็น 1 2 3 4 5 ดังนั้น "
    },
    {
      "message_id": 942,
      "agent_id": 13,
      "delay": 10.958,
      "onscreen_delay": 6.491,
      "typing_delay": 4.467,
      "typing_duration": 18.05,
      "wpm": 34,
      "message": "คนที่ถูกเลือกคนสุดท้าย คือคนหมายเลขอะไรคะ "
    },
    {
      "message_id": 943,
      "agent_id": 14,
      "delay": 14.05,
      "onscreen_delay": 9.087,
      "typing_delay": 4.963,
      "typing_duration": 14.337,
      "wpm": 29,
      "message": "ใช่ไหมคะ เพราะความจริงเรานับ"
    },
    {
      "message_id": 944,
      "agent_id": 15,
      "delay": 10.335,
      "onscreen_delay": 5.788,
      "typing_delay": 4.547,
      "typing_duration": 19.001,
      "wpm": 31,
      "message": "ได้ตกคนที่ 9 แต่คนที่ 9 ถูกเลืออกไปแบล้"
    },
    {
      "message_id": 945,
      "agent_id": 16,
      "delay": 14.992,
      "onscreen_delay": 8.814,
      "typing_delay": 6.178,
      "typing_duration": 13.988,
      "wpm": 47,
      "message": "การสุ่มตัวอย่างลักษณะนี้ เป็นการสุ่มตัวอย่าง"
    },
    {
      "message_id": 946,
      "agent_id": 13,
      "delay": 10.984,
      "onscreen_delay": 6.721,
      "typing_delay": 4.263,
      "typing_duration": 17.703,
      "wpm": 31,
      "message": "แบบไม่ใส่คืนนะคะ เพราะคนที่ 9 ถามแล้ว"
    },
    {
      "message_id": 947,
      "agent_id": 14,
      "delay": 13.701,
      "onscreen_delay": 9.539,
      "typing_delay": 4.162,
      "typing_duration": 18.061,
      "wpm": 46,
      "message": "จะไม่ถามซ้ำ ดังนั้นก็ตอบขยับมาเป็นคนที่ 10 โอ.เค. ไหมคะ "
    },
    {
      "message_id": 948,
      "agent_id": 15,
      "delay": 14.06,
      "onscreen_delay": 8.451,
      "typing_delay": 5.609,
      "typing_duration": 18.226,
      "wpm": 25,
      "message": "อันนี้คือการเลือกเลือกตัวอย่าง"
    },
    {
      "message_id": 949,
      "agent_id": 16,
      "delay": 14.225,
      "onscreen_delay": 10.343,
      "typing_delay": 3.882,
      "typing_duration": 13.209,
      "wpm": 48,
      "message": "แบบมีระบบในกรณีที่การสุ่ม K มันหารไม่ลงตัว"
    },
    {
      "message_id": 950,
      "agent_id": 13,
      "delay": 10.225,
      "onscreen_delay": 4.728,
      "typing_delay": 5.497,
      "typing_duration": 15.259,
      "wpm": 24,
      "message": "นะคะ ให้เอาจำนวนคนมาร้อย"
    },
    {
      "message_id": 951,
      "agent_id": 14,
      "delay": 11.258,
      "onscreen_delay": 7.133,
      "typing_delay": 4.125,
      "typing_duration": 12.129,
      "wpm": 46,
      "message": "เป็นวงกลมแล้วก็สุ่มในลักษณะแบบนี้นะคะ "
    },
    {
      "message_id": 952,
      "agent_id": 15,
      "delay": 8.123,
      "onscreen_delay": 3.606,
      "typing_delay": 4.517,
      "typing_duration": 14.418,
      "wpm": 37,
      "message": "จนได้ตัวอย่างครบตามขนาดที่เราต้องการ "
    },
    {
      "message_id": 953,
      "agent_id": 16,
      "delay": 10.417,
      "onscreen_delay": 5.243,
      "typing_delay": 5.174,
      "typing_duration": 12.072,
      "wpm": 29,
      "message": "โอเคนะคะ ต่อไปวิธีที่ 3 "
    },
    {
      "message_id": 954,
      "agent_id": 13,
      "delay": 8.071,
      "onscreen_delay": 2.876,
      "typing_delay": 5.195,
      "typing_duration": 8.296,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 955,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 956,
      "agent_id": 15,
      "delay": 15.001,
      "onscreen_delay": 9.979,
      "typing_delay": 5.022,
      "typing_duration": 13.111,
      "wpm": 18,
      "message": "วิธีที่ 3 นี้คือ "
    },
    {
      "message_id": 957,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 6.398,
      "typing_delay": 4.601,
      "typing_duration": 10.557,
      "wpm": 26,
      "message": "การสุ่มตัวอย่างที่ "
    },
    {
      "message_id": 958,
      "agent_id": 13,
      "delay": 6.998,
      "onscreen_delay": 2.101,
      "typing_delay": 4.897,
      "typing_duration": 14.557,
      "wpm": 20,
      "message": "มีความพิเศษ ด้วยว่า"
    },
    {
      "message_id": 959,
      "agent_id": 14,
      "delay": 10.555,
      "onscreen_delay": 6.349,
      "typing_delay": 4.206,
      "typing_duration": 13.131,
      "wpm": 40,
      "message": "ประชากรที่ 3 มีความหลากหลาย แบ่งออก"
    },
    {
      "message_id": 960,
      "agent_id": 15,
      "delay": 9.13,
      "onscreen_delay": 4.478,
      "typing_delay": 4.652,
      "typing_duration": 14.616,
      "wpm": 12,
      "message": "เป็นชั้นภูมิ"
    },
    {
      "message_id": 961,
      "agent_id": 16,
      "delay": 10.615,
      "onscreen_delay": 6.301,
      "typing_delay": 4.314,
      "typing_duration": 11.479,
      "wpm": 44,
      "message": "ย่อย ๆ โดยที่ภายในชั้นภูมิเดียวกัน"
    },
    {
      "message_id": 962,
      "agent_id": 13,
      "delay": 7.479,
      "onscreen_delay": 2.606,
      "typing_delay": 4.873,
      "typing_duration": 13.179,
      "wpm": 18,
      "message": "นะคะ อย่างภาพนี้ "
    },
    {
      "message_id": 963,
      "agent_id": 14,
      "delay": 9.178,
      "onscreen_delay": 2.71,
      "typing_delay": 6.468,
      "typing_duration": 11.192,
      "wpm": 29,
      "message": "ประชากรที่เราศึกษานะคะ "
    },
    {
      "message_id": 964,
      "agent_id": 15,
      "delay": 7.191,
      "onscreen_delay": 2.426,
      "typing_delay": 4.765,
      "typing_duration": 13.741,
      "wpm": 24,
      "message": "แบ่งออกเป็น 3 ชั้นภูมิ "
    },
    {
      "message_id": 965,
      "agent_id": 16,
      "delay": 9.74,
      "onscreen_delay": 5.384,
      "typing_delay": 4.356,
      "typing_duration": 10.901,
      "wpm": 40,
      "message": "ยกตัวอย่างเช่น ถ้ามหาวิทยาลัย"
    },
    {
      "message_id": 966,
      "agent_id": 13,
      "delay": 6.899,
      "onscreen_delay": 1.543,
      "typing_delay": 5.356,
      "typing_duration": 17.811,
      "wpm": 21,
      "message": "ราชภัฏสกลนคร มีนโยบายขึ้น"
    },
    {
      "message_id": 967,
      "agent_id": 14,
      "delay": 13.8,
      "onscreen_delay": 9.706,
      "typing_delay": 4.094,
      "typing_duration": 10.727,
      "wpm": 34,
      "message": "ค่าหน่วยกิจ อยากจะรู้ว่า"
    },
    {
      "message_id": 968,
      "agent_id": 15,
      "delay": 9.8,
      "onscreen_delay": 4.443,
      "typing_delay": 5.357,
      "typing_duration": 12.343,
      "wpm": 29,
      "message": "นักศึกษามีความคิดอย่างไร "
    },
    {
      "message_id": 969,
      "agent_id": 16,
      "delay": 8.341,
      "onscreen_delay": 3.751,
      "typing_delay": 4.59,
      "typing_duration": 11.317,
      "wpm": 45,
      "message": "ถ้ามหาวิทยาลัยเราจะขึ้นค่าหน่วยกิต "
    },
    {
      "message_id": 970,
      "agent_id": 13,
      "delay": 7.317,
      "onscreen_delay": 2.245,
      "typing_delay": 5.072,
      "typing_duration": 17.919,
      "wpm": 32,
      "message": "แพงขึ้น เพราะทุกวันนี้เราเรียนถูกมาเลย "
    },
    {
      "message_id": 971,
      "agent_id": 14,
      "delay": 13.918,
      "onscreen_delay": 9.621,
      "typing_delay": 4.297,
      "typing_duration": 17.062,
      "wpm": 20,
      "message": "ค่าเทอม นักศึกษาแบ่งออก"
    },
    {
      "message_id": 972,
      "agent_id": 15,
      "delay": 13.061,
      "onscreen_delay": 6.463,
      "typing_delay": 6.598,
      "typing_duration": 17.778,
      "wpm": 15,
      "message": "เป็นคนที่มีคิคเห็น "
    },
    {
      "message_id": 973,
      "agent_id": 16,
      "delay": 13.764,
      "onscreen_delay": 9.412,
      "typing_delay": 4.352,
      "typing_duration": 13.668,
      "wpm": 30,
      "message": "นะคะ กลุ่มนี้ แต่ตอนนี้ แต่ "
    },
    {
      "message_id": 974,
      "agent_id": 13,
      "delay": 9.763,
      "onscreen_delay": 4.62,
      "typing_delay": 5.143,
      "typing_duration": 11.1,
      "wpm": 30,
      "message": "2 คนนี้ อมยิ้ม แสดงว่า"
    },
    {
      "message_id": 975,
      "agent_id": 14,
      "delay": 7.1,
      "onscreen_delay": 2.932,
      "typing_delay": 4.168,
      "typing_duration": 14.813,
      "wpm": 38,
      "message": "ยุคสมัยมันเปลี่ยนไปนะ อะไร ๆ ก็แพงขึ้น "
    },
    {
      "message_id": 976,
      "agent_id": 15,
      "delay": 10.813,
      "onscreen_delay": 5.892,
      "typing_delay": 4.921,
      "typing_duration": 14.524,
      "wpm": 11,
      "message": "ทุกวันนี้ก็ "
    },
    {
      "message_id": 977,
      "agent_id": 16,
      "delay": 10.512,
      "onscreen_delay": 6.51,
      "typing_delay": 4.002,
      "typing_duration": 12.832,
      "wpm": 40,
      "message": "ฉันก็โอ.เค ยิ้มแย้มแจ่มใสไม่เป็นไร "
    },
    {
      "message_id": 978,
      "agent_id": 13,
      "delay": 8.831,
      "onscreen_delay": 2.742,
      "typing_delay": 6.089,
      "typing_duration": 19.001,
      "wpm": 24,
      "message": "เพราะจะเห็นว่าชุ้นภูมิที่ 1 นี้ "
    },
    {
      "message_id": 979,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 10.88,
      "typing_delay": 4.121,
      "typing_duration": 16.443,
      "wpm": 41,
      "message": "ตัวแทน 2 คนนี้ มีความคิดเห็นคล้ายกัน คือยินดี"
    },
    {
      "message_id": 980,
      "agent_id": 15,
      "delay": 12.44,
      "onscreen_delay": 7.597,
      "typing_delay": 4.843,
      "typing_duration": 11.603,
      "wpm": 18,
      "message": "นะคะ มีรอยยิ้ม "
    },
    {
      "message_id": 981,
      "agent_id": 16,
      "delay": 8.439,
      "onscreen_delay": 4.359,
      "typing_delay": 4.08,
      "typing_duration": 11.521,
      "wpm": 48,
      "message": "แต่วงกลมข้างล่าง 2 คนนี้เป็นอย่างไรคะ "
    },
    {
      "message_id": 982,
      "agent_id": 13,
      "delay": 7.519,
      "onscreen_delay": 2.556,
      "typing_delay": 4.963,
      "typing_duration": 18.346,
      "wpm": 17,
      "message": "ยิ้มไหม ไม่ยิ้ม น่าตา"
    },
    {
      "message_id": 983,
      "agent_id": 14,
      "delay": 14.335,
      "onscreen_delay": 10.245,
      "typing_delay": 4.09,
      "typing_duration": 14.04,
      "wpm": 51,
      "message": "เฉย ๆ จะขึ้นก็ได้ไม่ขึ้นก็ได้ เพราะว่าชั้นไม่ได้"
    },
    {
      "message_id": 984,
      "agent_id": 15,
      "delay": 10.335,
      "onscreen_delay": 5.123,
      "typing_delay": 5.212,
      "typing_duration": 14.469,
      "wpm": 20,
      "message": "รู้สึกเดือดร้อนอะไร "
    },
    {
      "message_id": 985,
      "agent_id": 16,
      "delay": 10.467,
      "onscreen_delay": 5.669,
      "typing_delay": 4.798,
      "typing_duration": 12.045,
      "wpm": 20,
      "message": "เพราะฉันกู้ กยศ. "
    },
    {
      "message_id": 986,
      "agent_id": 13,
      "delay": 8.045,
      "onscreen_delay": 3.449,
      "typing_delay": 4.596,
      "typing_duration": 18.333,
      "wpm": 26,
      "message": "ไม่ขึ้นก็ได้ แล้วแต่ ชั้นภูมิที่ "
    },
    {
      "message_id": 987,
      "agent_id": 14,
      "delay": 14.332,
      "onscreen_delay": 9.935,
      "typing_delay": 4.397,
      "typing_duration": 12.876,
      "wpm": 38,
      "message": "2 คนนี้ก็มีความคิดเห็นที่คล้ายกัน "
    },
    {
      "message_id": 988,
      "agent_id": 15,
      "delay": 10.331,
      "onscreen_delay": 4.776,
      "typing_delay": 5.555,
      "typing_duration": 18.065,
      "wpm": 26,
      "message": "ชั้นภูมิที่ 3 นี่ คนจำนวนมากเลย "
    },
    {
      "message_id": 989,
      "agent_id": 16,
      "delay": 14.064,
      "onscreen_delay": 9.344,
      "typing_delay": 4.72,
      "typing_duration": 11.272,
      "wpm": 39,
      "message": "รู้สึกโอ.เค. ดูมีรอยยิ้มไหมคะ "
    },
    {
      "message_id": 990,
      "agent_id": 13,
      "delay": 10.062,
      "onscreen_delay": 5.92,
      "typing_delay": 4.142,
      "typing_duration": 17.008,
      "wpm": 31,
      "message": "ไม่มี หน้าตาบูดเบี้ยว ไม่ Happy เลย "
    },
    {
      "message_id": 991,
      "agent_id": 14,
      "delay": 13.007,
      "onscreen_delay": 8.567,
      "typing_delay": 4.44,
      "typing_duration": 17.271,
      "wpm": 44,
      "message": "แต่ในความไม่แฮปปี้เหล่านี้ อาจจะไม่เท่ากัน เพราะว่า"
    },
    {
      "message_id": 992,
      "agent_id": 15,
      "delay": 13.271,
      "onscreen_delay": 8.807,
      "typing_delay": 4.464,
      "typing_duration": 15.621,
      "wpm": 19,
      "message": "คนนี้อาจจะรู้สึกหรือ "
    },
    {
      "message_id": 993,
      "agent_id": 16,
      "delay": 11.62,
      "onscreen_delay": 7.629,
      "typing_delay": 3.991,
      "typing_duration": 14.518,
      "wpm": 51,
      "message": "หรอ ขึ้นค่าเทอม มีความไม่พอใจนิดหน่อย แต่คนนี้ โห"
    },
    {
      "message_id": 994,
      "agent_id": 13,
      "delay": 10.509,
      "onscreen_delay": 5.513,
      "typing_delay": 4.996,
      "typing_duration": 17.043,
      "wpm": 37,
      "message": "ขึ้นค่าเทอมจะเอาเงินที่ไหนมาจ่าย เห็นไหมคะ "
    },
    {
      "message_id": 995,
      "agent_id": 14,
      "delay": 13.04,
      "onscreen_delay": 8.869,
      "typing_delay": 4.171,
      "typing_duration": 17.715,
      "wpm": 53,
      "message": "ระดับความไม่พอใจยังมีความแตกต่างกันอยู่ แต่ก็ไปในทิศทางเดียวกัน "
    },
    {
      "message_id": 996,
      "agent_id": 15,
      "delay": 13.713,
      "onscreen_delay": 7.84,
      "typing_delay": 5.873,
      "typing_duration": 16.374,
      "wpm": 19,
      "message": "คือเขาก็รู้สึกไม่พอใจ "
    },
    {
      "message_id": 997,
      "agent_id": 16,
      "delay": 12.374,
      "onscreen_delay": 6.792,
      "typing_delay": 5.582,
      "typing_duration": 13.048,
      "wpm": 31,
      "message": "เราจะเห็นว่าประชากรนักศึกษา "
    },
    {
      "message_id": 998,
      "agent_id": 13,
      "delay": 9.046,
      "onscreen_delay": 4.609,
      "typing_delay": 4.437,
      "typing_duration": 17.798,
      "wpm": 10,
      "message": "3 ชั้นภูมิก็ "
    },
    {
      "message_id": 999,
      "agent_id": 14,
      "delay": 13.798,
      "onscreen_delay": 9.401,
      "typing_delay": 4.397,
      "typing_duration": 19.002,
      "wpm": 33,
      "message": "คือชั้นภูมิที่ 1 ชั้นภูมิที่ 2 คนรู้สึกเฉย "
    },
    {
      "message_id": 1000,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 9.607,
      "typing_delay": 5.393,
      "typing_duration": 16.845,
      "wpm": 27,
      "message": "ชั้นภูมิที่ 3 รู้สึกไม่พอใจเลย "
    },
    {
      "message_id": 1001,
      "agent_id": 16,
      "delay": 12.843,
      "onscreen_delay": 6.25,
      "typing_delay": 6.593,
      "typing_duration": 13.753,
      "wpm": 33,
      "message": "ถ้าประชากรเราแบ่งออกตามนี้นะคะ "
    },
    {
      "message_id": 1002,
      "agent_id": 13,
      "delay": 9.738,
      "onscreen_delay": 5.074,
      "typing_delay": 4.664,
      "typing_duration": 18.259,
      "wpm": 33,
      "message": "กลุ่มย่อยในนี้นะคะ เราดูกลุ่มย่อย มีความ"
    },
    {
      "message_id": 1003,
      "agent_id": 14,
      "delay": 14.259,
      "onscreen_delay": 10.04,
      "typing_delay": 4.219,
      "typing_duration": 12.578,
      "wpm": 41,
      "message": "คล้ายคลึงกัน แต่ต่างชั้นภูมิตรงนี้ "
    },
    {
      "message_id": 1004,
      "agent_id": 15,
      "delay": 10.259,
      "onscreen_delay": 5.501,
      "typing_delay": 4.758,
      "typing_duration": 19.001,
      "wpm": 16,
      "message": "ชั้นภูมิที่ 1 กับชั้"
    },
    {
      "message_id": 1005,
      "agent_id": 16,
      "delay": 14.993,
      "onscreen_delay": 8.585,
      "typing_delay": 6.408,
      "typing_duration": 14.217,
      "wpm": 41,
      "message": "ถ้าประชากรแบ่งออกเป็นชั้นภูมิแบบนี้แล้ว "
    },
    {
      "message_id": 1006,
      "agent_id": 13,
      "delay": 10.983,
      "onscreen_delay": 6.403,
      "typing_delay": 4.58,
      "typing_duration": 18.208,
      "wpm": 33,
      "message": "แบบนี้แล้ว เวลาเก็บข้อมูล เวลาเก็บข้อมูล"
    },
    {
      "message_id": 1007,
      "agent_id": 14,
      "delay": 14.207,
      "onscreen_delay": 10.173,
      "typing_delay": 4.034,
      "typing_duration": 19,
      "wpm": 24,
      "message": "แบบชั้นภูมิ ภาษาอังกฤษใช่คำว่า "
    },
    {
      "message_id": 1008,
      "agent_id": 15,
      "delay": 14.998,
      "onscreen_delay": 9.427,
      "typing_delay": 5.571,
      "typing_duration": 18.451,
      "wpm": 24,
      "message": "การเก็บข้อมูลแบบชั้นภูมิก็คือ "
    },
    {
      "message_id": 1009,
      "agent_id": 16,
      "delay": 14.449,
      "onscreen_delay": 9.097,
      "typing_delay": 5.352,
      "typing_duration": 11.733,
      "wpm": 41,
      "message": "จะต้องสุ่มจากตัวอย่างจากชั้นภูมิ"
    },
    {
      "message_id": 1010,
      "agent_id": 13,
      "delay": 10.439,
      "onscreen_delay": 5.939,
      "typing_delay": 4.5,
      "typing_duration": 13.057,
      "wpm": 38,
      "message": "อย่างเป็นสัดส่วนกัน ชั้นภูมิที่ 1 "
    },
    {
      "message_id": 1011,
      "agent_id": 14,
      "delay": 9.056,
      "onscreen_delay": 4.295,
      "typing_delay": 4.761,
      "typing_duration": 16.518,
      "wpm": 42,
      "message": "มีคนน้อย ตัวอย่างก็ต้องสุ่มมาเป็นสัดส่วนคนน้อย"
    },
    {
      "message_id": 1012,
      "agent_id": 15,
      "delay": 12.516,
      "onscreen_delay": 7.98,
      "typing_delay": 4.536,
      "typing_duration": 15.3,
      "wpm": 23,
      "message": "เห็นไหมคะ ชั้นภูมิที่ 2 "
    },
    {
      "message_id": 1013,
      "agent_id": 16,
      "delay": 11.299,
      "onscreen_delay": 7.128,
      "typing_delay": 4.171,
      "typing_duration": 8.923,
      "wpm": 42,
      "message": "ก็สุ่มมาเป็นสัดส่วนคนน้อย"
    },
    {
      "message_id": 1014,
      "agent_id": 13,
      "delay": 7.298,
      "onscreen_delay": 2.919,
      "typing_delay": 4.379,
      "typing_duration": 19,
      "wpm": 21,
      "message": "ไม่เห็นด้วย ๆ ไม่ โอ.เค. ๆ "
    },
    {
      "message_id": 1015,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 10.713,
      "typing_delay": 4.287,
      "typing_duration": 15.652,
      "wpm": 37,
      "message": "ก็ต้องสุ่มมาเป็นจำนวนมากหน่อย เห็นไหมคะ "
    },
    {
      "message_id": 1016,
      "agent_id": 15,
      "delay": 11.65,
      "onscreen_delay": 6.887,
      "typing_delay": 4.763,
      "typing_duration": 17.073,
      "wpm": 36,
      "message": "สิ่งที่เราทำ วิธีการสุ่มแบบชั้นภูมิตรงนี้"
    },
    {
      "message_id": 1017,
      "agent_id": 16,
      "delay": 13.06,
      "onscreen_delay": 8.527,
      "typing_delay": 4.533,
      "typing_duration": 9.685,
      "wpm": 50,
      "message": "มันจะทำให้เราได้ตัวอย่างที่มีครบ"
    },
    {
      "message_id": 1018,
      "agent_id": 13,
      "delay": 9.059,
      "onscreen_delay": 4.59,
      "typing_delay": 4.469,
      "typing_duration": 14.651,
      "wpm": 34,
      "message": "ทุกลักษณะของประชากร ทำให้ตัวอย่าง"
    },
    {
      "message_id": 1019,
      "agent_id": 14,
      "delay": 10.65,
      "onscreen_delay": 5.689,
      "typing_delay": 4.961,
      "typing_duration": 12.179,
      "wpm": 34,
      "message": "เป็นตัวแทนที่ดี โอ.เค. ไหมคะ "
    },
    {
      "message_id": 1020,
      "agent_id": 15,
      "delay": 8.179,
      "onscreen_delay": 3.667,
      "typing_delay": 4.512,
      "typing_duration": 19.001,
      "wpm": 31,
      "message": "วิธีการนี้นะคะ ข้อมูลจะต้องถูกแบ่งเป็นช"
    },
    {
      "message_id": 1021,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 9.754,
      "typing_delay": 5.245,
      "typing_duration": 10.884,
      "wpm": 44,
      "message": "ภายในชั้นภูมิมีตัวอย่างเหมือนกัน "
    },
    {
      "message_id": 1022,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 6.214,
      "typing_delay": 4.785,
      "typing_duration": 13.385,
      "wpm": 40,
      "message": "แตกต่างกัน เวลาสุ่ม ต้องสุ่มจากทุก ๆ "
    },
    {
      "message_id": 1023,
      "agent_id": 14,
      "delay": 9.384,
      "onscreen_delay": 5.144,
      "typing_delay": 4.24,
      "typing_duration": 16.304,
      "wpm": 29,
      "message": "ชั้นภูมิ โอ.เค. นะคะ แต่บางครั้ง"
    },
    {
      "message_id": 1024,
      "agent_id": 15,
      "delay": 12.302,
      "onscreen_delay": 7.925,
      "typing_delay": 4.377,
      "typing_duration": 18.323,
      "wpm": 38,
      "message": "เราจะทำให้ข้อมูลมา คนคิดเหมือนกันมาอยู่ใกล้กัน "
    },
    {
      "message_id": 1025,
      "agent_id": 16,
      "delay": 14.322,
      "onscreen_delay": 4.913,
      "typing_delay": 9.409,
      "typing_duration": 13.218,
      "wpm": 19,
      "message": "มันก็จะใช้วิธีที่ "
    },
    {
      "message_id": 1026,
      "agent_id": 13,
      "delay": 10.319,
      "onscreen_delay": 5.659,
      "typing_delay": 4.66,
      "typing_duration": 14.065,
      "wpm": 33,
      "message": "4 วิธีที่ 4 การเลือกตัวอย่างแบบ"
    },
    {
      "message_id": 1027,
      "agent_id": 14,
      "delay": 10.064,
      "onscreen_delay": 5.677,
      "typing_delay": 4.387,
      "typing_duration": 12.376,
      "wpm": 42,
      "message": "แบ่งกลุ่มหรือ Cluster Sampling นะคะ "
    },
    {
      "message_id": 1028,
      "agent_id": 15,
      "delay": 8.375,
      "onscreen_delay": 3.871,
      "typing_delay": 4.504,
      "typing_duration": 11.407,
      "wpm": 36,
      "message": "การสุ่มตัวอย่างแบบที่ 4 นี้ "
    },
    {
      "message_id": 1029,
      "agent_id": 16,
      "delay": 7.405,
      "onscreen_delay": 3.485,
      "typing_delay": 3.92,
      "typing_duration": 10.245,
      "wpm": 51,
      "message": "ประชากรนะคะ จะมีความแตกต่างหลากหลาย "
    },
    {
      "message_id": 1030,
      "agent_id": 13,
      "delay": 6.243,
      "onscreen_delay": 1.294,
      "typing_delay": 4.949,
      "typing_duration": 17.858,
      "wpm": 32,
      "message": "ส่วนใหญ่จะแบ่งไปตามพื้นที่ โดยมีลักษณะ"
    },
    {
      "message_id": 1031,
      "agent_id": 14,
      "delay": 13.856,
      "onscreen_delay": 8.847,
      "typing_delay": 5.009,
      "typing_duration": 10.281,
      "wpm": 32,
      "message": "ที่ว่าในแต่ละกลุ่มนะคะ "
    },
    {
      "message_id": 1032,
      "agent_id": 15,
      "delay": 9.856,
      "onscreen_delay": 5.277,
      "typing_delay": 4.579,
      "typing_duration": 14.111,
      "wpm": 19,
      "message": "จะมีความแตกต่างกัน"
    },
    {
      "message_id": 1033,
      "agent_id": 16,
      "delay": 10.11,
      "onscreen_delay": 6.318,
      "typing_delay": 3.792,
      "typing_duration": 13.432,
      "wpm": 51,
      "message": "สูง เปรียบเทียบเหมือนเรื่องขึ้นค่าเทอมเมื่อกี้ "
    },
    {
      "message_id": 1034,
      "agent_id": 13,
      "delay": 9.43,
      "onscreen_delay": 4.928,
      "typing_delay": 4.502,
      "typing_duration": 14.862,
      "wpm": 12,
      "message": "จะประกาศขึ้น"
    },
    {
      "message_id": 1035,
      "agent_id": 14,
      "delay": 10.862,
      "onscreen_delay": 6.734,
      "typing_delay": 4.128,
      "typing_duration": 14.855,
      "wpm": 22,
      "message": "ค่าหน่วยกิจ กลุ่มที่ 1 "
    },
    {
      "message_id": 1036,
      "agent_id": 15,
      "delay": 10.853,
      "onscreen_delay": 6.308,
      "typing_delay": 4.545,
      "typing_duration": 18.217,
      "wpm": 24,
      "message": "นักศึกษาเอกไอที เป็นอย่างไรคะ "
    },
    {
      "message_id": 1037,
      "agent_id": 16,
      "delay": 14.216,
      "onscreen_delay": 7.737,
      "typing_delay": 6.479,
      "typing_duration": 9.545,
      "wpm": 24,
      "message": "มีคนเห็นด้วยไหม "
    },
    {
      "message_id": 1038,
      "agent_id": 13,
      "delay": 10.215,
      "onscreen_delay": 5.731,
      "typing_delay": 4.484,
      "typing_duration": 17.466,
      "wpm": 29,
      "message": "มีคนเฉย ๆ ไหม มี มีคนไม่โอ.เค. ไหม "
    },
    {
      "message_id": 1039,
      "agent_id": 14,
      "delay": 13.464,
      "onscreen_delay": 9.248,
      "typing_delay": 4.216,
      "typing_duration": 17.305,
      "wpm": 39,
      "message": "มี นี่เห็นไหมคะ กลุ่มที่ 1 คือนักศึกษาเอกไอที "
    },
    {
      "message_id": 1040,
      "agent_id": 15,
      "delay": 13.305,
      "onscreen_delay": 7.804,
      "typing_delay": 5.501,
      "typing_duration": 9.767,
      "wpm": 15,
      "message": "กลุ่มที่ 2 "
    },
    {
      "message_id": 1041,
      "agent_id": 16,
      "delay": 9.297,
      "onscreen_delay": 5.62,
      "typing_delay": 3.677,
      "typing_duration": 9.68,
      "wpm": 39,
      "message": "เป็นนักศึกษาเอกคณิตศาสตร์ "
    },
    {
      "message_id": 1042,
      "agent_id": 13,
      "delay": 5.679,
      "onscreen_delay": 0.224,
      "typing_delay": 5.455,
      "typing_duration": 14.759,
      "wpm": 23,
      "message": "คนที่เห็นด้วยก็มี คนที่"
    },
    {
      "message_id": 1043,
      "agent_id": 14,
      "delay": 10.757,
      "onscreen_delay": 6.759,
      "typing_delay": 3.998,
      "typing_duration": 15.293,
      "wpm": 42,
      "message": "เฉย ๆ ก็มี คนที่รู้สึกไม่พอใจก็มี ปนกันอยู่"
    },
    {
      "message_id": 1044,
      "agent_id": 15,
      "delay": 11.293,
      "onscreen_delay": 6.702,
      "typing_delay": 4.591,
      "typing_duration": 19.001,
      "wpm": 37,
      "message": "เห็นไหมคะ ในกลุ่มคณิตศาสตร์ก็จะมีความแตกต่างกัน"
    },
    {
      "message_id": 1045,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 7.152,
      "typing_delay": 7.849,
      "typing_duration": 16.062,
      "wpm": 28,
      "message": "คือในกลุ่มเขาก็ยังมีการรับอยู่"
    },
    {
      "message_id": 1046,
      "agent_id": 13,
      "delay": 12.061,
      "onscreen_delay": 7.346,
      "typing_delay": 4.715,
      "typing_duration": 12.459,
      "wpm": 36,
      "message": "เห็นไหมคะ หรือเป็นนักศึกษา เอก"
    },
    {
      "message_id": 1047,
      "agent_id": 14,
      "delay": 8.458,
      "onscreen_delay": 3.973,
      "typing_delay": 4.485,
      "typing_duration": 13.282,
      "wpm": 47,
      "message": "คอมพิวเตอร์ธุรกิจ กลุ่มที่ 3 คนที่เห็นด้วย"
    },
    {
      "message_id": 1048,
      "agent_id": 15,
      "delay": 9.282,
      "onscreen_delay": 4.676,
      "typing_delay": 4.606,
      "typing_duration": 17.297,
      "wpm": 39,
      "message": "ก็มี คนที่ไม่รู้สึกยินดียินร้ายก็มี เหมือนกัน "
    },
    {
      "message_id": 1049,
      "agent_id": 16,
      "delay": 13.296,
      "onscreen_delay": 5.682,
      "typing_delay": 7.614,
      "typing_duration": 10.091,
      "wpm": 24,
      "message": "คนที่ไม่พอใจก็มี "
    },
    {
      "message_id": 1050,
      "agent_id": 13,
      "delay": 9.295,
      "onscreen_delay": 4.701,
      "typing_delay": 4.594,
      "typing_duration": 17.873,
      "wpm": 34,
      "message": "มีความแตกต่างสูง ถ้าข้อมูลถูกแบ่งออกเป็น"
    },
    {
      "message_id": 1051,
      "agent_id": 14,
      "delay": 13.872,
      "onscreen_delay": 9.728,
      "typing_delay": 4.144,
      "typing_duration": 12.432,
      "wpm": 52,
      "message": "กลุ่ม ๆ แบบนี้แล้ว เรามาดูนะคะ ลักษณะข้อมูล"
    },
    {
      "message_id": 1052,
      "agent_id": 15,
      "delay": 9.869,
      "onscreen_delay": 5.494,
      "typing_delay": 4.375,
      "typing_duration": 18.754,
      "wpm": 28,
      "message": "ในกลุ่มเดียวกันนี่ มีความแตกต่างกัน "
    },
    {
      "message_id": 1053,
      "agent_id": 16,
      "delay": 14.753,
      "onscreen_delay": 9.816,
      "typing_delay": 4.937,
      "typing_duration": 14.421,
      "wpm": 64,
      "message": "แต่ระหว่างกลุ่มจะคล้ายคลึงกัน ระหว่างกลุ่มที่ 1 กับ กลุ่มที่ 2"
    },
    {
      "message_id": 1054,
      "agent_id": 13,
      "delay": 10.752,
      "onscreen_delay": 5.021,
      "typing_delay": 5.731,
      "typing_duration": 15.955,
      "wpm": 30,
      "message": "เห็นไหมคะ มีคนครบทุก 3 ลักษณะเลย "
    },
    {
      "message_id": 1055,
      "agent_id": 14,
      "delay": 11.955,
      "onscreen_delay": 6.721,
      "typing_delay": 5.234,
      "typing_duration": 13.588,
      "wpm": 21,
      "message": "เวลาสุ่มข้อมูลเราจะ"
    },
    {
      "message_id": 1056,
      "agent_id": 15,
      "delay": 9.588,
      "onscreen_delay": 4.685,
      "typing_delay": 4.903,
      "typing_duration": 13.832,
      "wpm": 33,
      "message": "สุ่มกลุ่ม ตอนนี้มีอยู่ 3 กลุ่ม "
    },
    {
      "message_id": 1057,
      "agent_id": 16,
      "delay": 9.83,
      "onscreen_delay": 4.145,
      "typing_delay": 5.685,
      "typing_duration": 12.969,
      "wpm": 39,
      "message": "เขียนฉลากหมายเลขที่ 1 หมายเลขที่ 2"
    },
    {
      "message_id": 1058,
      "agent_id": 13,
      "delay": 8.968,
      "onscreen_delay": 3.064,
      "typing_delay": 5.904,
      "typing_duration": 13.862,
      "wpm": 23,
      "message": "เขย่า จับได้เป็ยเลข 2 "
    },
    {
      "message_id": 1059,
      "agent_id": 14,
      "delay": 9.861,
      "onscreen_delay": 5.003,
      "typing_delay": 4.858,
      "typing_duration": 13.504,
      "wpm": 43,
      "message": "ก็หมายความว่ากลุ่มที่ 2 ทุก ๆ คนที่อยู่"
    },
    {
      "message_id": 1060,
      "agent_id": 15,
      "delay": 9.503,
      "onscreen_delay": 4.949,
      "typing_delay": 4.554,
      "typing_duration": 19.014,
      "wpm": 32,
      "message": "กลุ่มที่ 2 จะถูกเลือกเป็นตัวอย่างอัตโนมี"
    },
    {
      "message_id": 1061,
      "agent_id": 16,
      "delay": 15.013,
      "onscreen_delay": 9.467,
      "typing_delay": 5.546,
      "typing_duration": 12.245,
      "wpm": 38,
      "message": "นะคะ จะเห็นว่ามีครบทุกลักษณะเลย "
    },
    {
      "message_id": 1062,
      "agent_id": 13,
      "delay": 11.012,
      "onscreen_delay": 6.068,
      "typing_delay": 4.944,
      "typing_duration": 14.179,
      "wpm": 36,
      "message": "โอ.เค. ไหมคะ ตอนนี้การสุ่มกลุ่ม ยก"
    },
    {
      "message_id": 1063,
      "agent_id": 14,
      "delay": 10.179,
      "onscreen_delay": 5.87,
      "typing_delay": 4.309,
      "typing_duration": 18.032,
      "wpm": 34,
      "message": "ตัวอย่างที่เห็นง่าย ๆ วิธีสุ่มกลุ่ม ชีวิต"
    },
    {
      "message_id": 1064,
      "agent_id": 15,
      "delay": 14.032,
      "onscreen_delay": 9.544,
      "typing_delay": 4.488,
      "typing_duration": 12.609,
      "wpm": 19,
      "message": "ประจำวันของคนเรา "
    },
    {
      "message_id": 1065,
      "agent_id": 16,
      "delay": 10.032,
      "onscreen_delay": 4.845,
      "typing_delay": 5.187,
      "typing_duration": 11.955,
      "wpm": 51,
      "message": "เวลาครุไปวัดกับแม่กับยายเช้า ๆ วันอาทิตย์ "
    },
    {
      "message_id": 1066,
      "agent_id": 13,
      "delay": 7.946,
      "onscreen_delay": 3.429,
      "typing_delay": 4.517,
      "typing_duration": 16.37,
      "wpm": 25,
      "message": "เวลาจัดอาหารถวายพระ ชาวบ้าน"
    },
    {
      "message_id": 1067,
      "agent_id": 14,
      "delay": 12.363,
      "onscreen_delay": 8.16,
      "typing_delay": 4.203,
      "typing_duration": 14.707,
      "wpm": 40,
      "message": "เขาจะให้แบบมีอาหารมาหลายชนิดใช่ไหมคะ มี"
    },
    {
      "message_id": 1068,
      "agent_id": 15,
      "delay": 10.706,
      "onscreen_delay": 6.223,
      "typing_delay": 4.483,
      "typing_duration": 14.967,
      "wpm": 34,
      "message": "อาหารหวาน ผลไม้ ข้าวเหนียว ข้าวสวย "
    },
    {
      "message_id": 1069,
      "agent_id": 16,
      "delay": 10.966,
      "onscreen_delay": 5.82,
      "typing_delay": 5.146,
      "typing_duration": 10.593,
      "wpm": 27,
      "message": "คนที่ไปวัดตอนเช้า ๆ "
    },
    {
      "message_id": 1070,
      "agent_id": 13,
      "delay": 6.965,
      "onscreen_delay": 2.163,
      "typing_delay": 4.802,
      "typing_duration": 12.456,
      "wpm": 28,
      "message": "เห็นไหมคะ ทุก ๆ ถาดจะมี"
    },
    {
      "message_id": 1071,
      "agent_id": 14,
      "delay": 8.449,
      "onscreen_delay": 4.424,
      "typing_delay": 4.025,
      "typing_duration": 15.601,
      "wpm": 29,
      "message": "อาหารครบทุกอย่างเลย มีอาหารคาว "
    },
    {
      "message_id": 1072,
      "agent_id": 15,
      "delay": 11.598,
      "onscreen_delay": 6.869,
      "typing_delay": 4.729,
      "typing_duration": 19.001,
      "wpm": 21,
      "message": "อาหารของหวาน มีผลไม้ มีน้ำด "
    },
    {
      "message_id": 1073,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 9.932,
      "typing_delay": 5.069,
      "typing_duration": 11.839,
      "wpm": 38,
      "message": "ดังนั้นเวลาเราจะสุ่ม หยิบอาหาร"
    },
    {
      "message_id": 1074,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 6.227,
      "typing_delay": 4.772,
      "typing_duration": 14.411,
      "wpm": 31,
      "message": "ถวายพระ เราหยิบถาดไหนก็ได้ เรา"
    },
    {
      "message_id": 1075,
      "agent_id": 14,
      "delay": 10.41,
      "onscreen_delay": 5.077,
      "typing_delay": 5.333,
      "typing_duration": 18.163,
      "wpm": 14,
      "message": "หยิบไปแค่ถาดเดียว "
    },
    {
      "message_id": 1076,
      "agent_id": 15,
      "delay": 14.163,
      "onscreen_delay": 9.403,
      "typing_delay": 4.76,
      "typing_duration": 19.004,
      "wpm": 24,
      "message": "ทุกประเภทที่เราจัดไว้ โอ.เค. ไห"
    },
    {
      "message_id": 1077,
      "agent_id": 16,
      "delay": 15.002,
      "onscreen_delay": 10.408,
      "typing_delay": 4.594,
      "typing_duration": 9.091,
      "wpm": 35,
      "message": "อันนี้คือการสุ่มกลุ่ม "
    },
    {
      "message_id": 1078,
      "agent_id": 13,
      "delay": 11.002,
      "onscreen_delay": 6.256,
      "typing_delay": 4.746,
      "typing_duration": 14.599,
      "wpm": 37,
      "message": "วิธีการสุ่มตัวอย่างแบบที่ 1 คืออาศัย"
    },
    {
      "message_id": 1079,
      "agent_id": 14,
      "delay": 10.585,
      "onscreen_delay": 6.283,
      "typing_delay": 4.302,
      "typing_duration": 18.475,
      "wpm": 34,
      "message": "น่าจะเป็น มีอยู่ 4 วิธีย่อย วิธีแรกคือ การ"
    },
    {
      "message_id": 1080,
      "agent_id": 15,
      "delay": 14.474,
      "onscreen_delay": 10.188,
      "typing_delay": 4.286,
      "typing_duration": 18.576,
      "wpm": 15,
      "message": "สุ่มอย่างมีระบบ 3. "
    },
    {
      "message_id": 1081,
      "agent_id": 16,
      "delay": 14.575,
      "onscreen_delay": 9.127,
      "typing_delay": 5.448,
      "typing_duration": 10.566,
      "wpm": 26,
      "message": "สุ่มแบบชั้นภูมิ 4. "
    },
    {
      "message_id": 1082,
      "agent_id": 13,
      "delay": 10.565,
      "onscreen_delay": 6.222,
      "typing_delay": 4.343,
      "typing_duration": 13.191,
      "wpm": 34,
      "message": "สุ่มแบบกลุ่ม โอ.เค. นะคะ แต่ใน"
    },
    {
      "message_id": 1083,
      "agent_id": 14,
      "delay": 9.19,
      "onscreen_delay": 4.444,
      "typing_delay": 4.746,
      "typing_duration": 14.62,
      "wpm": 42,
      "message": "การทำงานวิจัยจริง บางครั้งข้อมูลหรือกลุ่ม"
    },
    {
      "message_id": 1084,
      "agent_id": 15,
      "delay": 10.62,
      "onscreen_delay": 5.684,
      "typing_delay": 4.936,
      "typing_duration": 17.347,
      "wpm": 28,
      "message": "ประชากรที่เราศึกษานี่ มีจำนวนมาก "
    },
    {
      "message_id": 1085,
      "agent_id": 16,
      "delay": 13.346,
      "onscreen_delay": 9.331,
      "typing_delay": 4.015,
      "typing_duration": 14.971,
      "wpm": 43,
      "message": "ตามพื้นที่นะคะ เราอาจจะทำการสุ่มหลายขั้นตอน"
    },
    {
      "message_id": 1086,
      "agent_id": 13,
      "delay": 10.971,
      "onscreen_delay": 5.319,
      "typing_delay": 5.652,
      "typing_duration": 15.372,
      "wpm": 20,
      "message": "เมื่อก่อน ตอนที่ครูไป"
    },
    {
      "message_id": 1087,
      "agent_id": 14,
      "delay": 11.372,
      "onscreen_delay": 7.013,
      "typing_delay": 4.359,
      "typing_duration": 13.252,
      "wpm": 29,
      "message": "ประเมินความพึงพอใจที่มีต่อ"
    },
    {
      "message_id": 1088,
      "agent_id": 15,
      "delay": 9.251,
      "onscreen_delay": 4.694,
      "typing_delay": 4.557,
      "typing_duration": 16.681,
      "wpm": 30,
      "message": "การใช้บริการ ความพึ่งพอใจที่มีต่อ"
    },
    {
      "message_id": 1089,
      "agent_id": 16,
      "delay": 12.679,
      "onscreen_delay": 8.112,
      "typing_delay": 4.567,
      "typing_duration": 10.625,
      "wpm": 59,
      "message": "การให้บริการของหน่วยงานของรัฐหน่วยงานหนึ่ง "
    },
    {
      "message_id": 1090,
      "agent_id": 13,
      "delay": 8.679,
      "onscreen_delay": 4.275,
      "typing_delay": 4.404,
      "typing_duration": 17.378,
      "wpm": 33,
      "message": "เป็นหน่วยงานเกี่ยวกับการปกครองท้องถิ่น "
    },
    {
      "message_id": 1091,
      "agent_id": 14,
      "delay": 13.376,
      "onscreen_delay": 8.336,
      "typing_delay": 5.04,
      "typing_duration": 14.759,
      "wpm": 39,
      "message": "คราวนี้ประชาชนที่อยู่ในพื้นที่บริการมี"
    },
    {
      "message_id": 1092,
      "agent_id": 15,
      "delay": 10.759,
      "onscreen_delay": 6.237,
      "typing_delay": 4.522,
      "typing_duration": 16.349,
      "wpm": 40,
      "message": "จำนวนมาก งบประมาณเรามีจำกัดในการไปเก็บข้อมูล "
    },
    {
      "message_id": 1093,
      "agent_id": 16,
      "delay": 12.347,
      "onscreen_delay": 7.701,
      "typing_delay": 4.646,
      "typing_duration": 13.487,
      "wpm": 51,
      "message": "เราก็มีการไปสุ่มแบบตัวอย่างหลายขั้นหลายขั้นตอน"
    },
    {
      "message_id": 1094,
      "agent_id": 13,
      "delay": 9.487,
      "onscreen_delay": 4.456,
      "typing_delay": 5.031,
      "typing_duration": 12.093,
      "wpm": 25,
      "message": "นะคะ ก็คือ ในตำบลนี้ "
    },
    {
      "message_id": 1095,
      "agent_id": 14,
      "delay": 8.083,
      "onscreen_delay": 3.535,
      "typing_delay": 4.548,
      "typing_duration": 18.112,
      "wpm": 29,
      "message": "เราอาจะแบ่งตำบลเป็นหมู่บ้านใช่ไหมคะ "
    },
    {
      "message_id": 1096,
      "agent_id": 15,
      "delay": 14.111,
      "onscreen_delay": 9.27,
      "typing_delay": 4.841,
      "typing_duration": 16.639,
      "wpm": 22,
      "message": "ในหมู่บ้าน เราก็สุ่มบ้าน "
    },
    {
      "message_id": 1097,
      "agent_id": 16,
      "delay": 12.638,
      "onscreen_delay": 7.505,
      "typing_delay": 5.133,
      "typing_duration": 11,
      "wpm": 49,
      "message": "เราอาจจะเอาเลขที่บ้าน ตามผู้ใหญ่บ้าน "
    },
    {
      "message_id": 1098,
      "agent_id": 13,
      "delay": 8.638,
      "onscreen_delay": 4.047,
      "typing_delay": 4.591,
      "typing_duration": 15.6,
      "wpm": 35,
      "message": "ตามแผนที่นะคะ แล้วก็สุ่มแบบมีระบบต่อ "
    },
    {
      "message_id": 1099,
      "agent_id": 14,
      "delay": 11.598,
      "onscreen_delay": 6.217,
      "typing_delay": 5.381,
      "typing_duration": 10.863,
      "wpm": 37,
      "message": "โดยการใช้หมายเลขที่บ้านนะคะ "
    },
    {
      "message_id": 1100,
      "agent_id": 15,
      "delay": 7.598,
      "onscreen_delay": 2.829,
      "typing_delay": 4.769,
      "typing_duration": 14.862,
      "wpm": 27,
      "message": "ที่ตั้งของบ้านที่อยู่ตามถนน "
    },
    {
      "message_id": 1101,
      "agent_id": 16,
      "delay": 10.853,
      "onscreen_delay": 5.869,
      "typing_delay": 4.984,
      "typing_duration": 11.253,
      "wpm": 33,
      "message": "เราก็ใช้ช่วงสุ่ม K กระโดด"
    },
    {
      "message_id": 1102,
      "agent_id": 13,
      "delay": 7.253,
      "onscreen_delay": 1.574,
      "typing_delay": 5.679,
      "typing_duration": 15.412,
      "wpm": 36,
      "message": "ที่กระจายไปตามพื้นที่ ที่ให้บริการของ"
    },
    {
      "message_id": 1103,
      "agent_id": 14,
      "delay": 11.411,
      "onscreen_delay": 7.412,
      "typing_delay": 3.999,
      "typing_duration": 12.1,
      "wpm": 55,
      "message": "หน่วยงานรัฐนั้นนะคะ อันนี้เราเรียกว่าการสุ่ม"
    },
    {
      "message_id": 1104,
      "agent_id": 15,
      "delay": 8.084,
      "onscreen_delay": 3.651,
      "typing_delay": 4.433,
      "typing_duration": 18.746,
      "wpm": 35,
      "message": "แบบหลายขั้นตอนนะคะ ซึ่งการสุ่มแบบหลายขั้นตอน "
    },
    {
      "message_id": 1105,
      "agent_id": 16,
      "delay": 14.745,
      "onscreen_delay": 9.63,
      "typing_delay": 5.115,
      "typing_duration": 12.203,
      "wpm": 37,
      "message": "ในแต่ละขั้นตอนจะใช้วิธีใดก็ได้"
    },
    {
      "message_id": 1106,
      "agent_id": 13,
      "delay": 10.743,
      "onscreen_delay": 6.205,
      "typing_delay": 4.538,
      "typing_duration": 19,
      "wpm": 27,
      "message": "จาก 4 วิธีพื้นฐาน 4 วิธีพื้ฐาน คือ "
    },
    {
      "message_id": 1107,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 10.711,
      "typing_delay": 4.289,
      "typing_duration": 16.457,
      "wpm": 29,
      "message": "สุ่มอย่างง่าย มีระบบ และชั้นภูมิ"
    },
    {
      "message_id": 1108,
      "agent_id": 15,
      "delay": 12.456,
      "onscreen_delay": 7.555,
      "typing_delay": 4.901,
      "typing_duration": 12.198,
      "wpm": 23,
      "message": "นะคะ คราวนี้เรามาดู"
    },
    {
      "message_id": 1109,
      "agent_id": 16,
      "delay": 8.454,
      "onscreen_delay": 3.367,
      "typing_delay": 5.087,
      "typing_duration": 12.646,
      "wpm": 53,
      "message": "งานวิจัยบางเรื่องนะคะ เราก็ไม่สามารถสุ่มวิจัย"
    },
    {
      "message_id": 1110,
      "agent_id": 13,
      "delay": 8.643,
      "onscreen_delay": 4.271,
      "typing_delay": 4.372,
      "typing_duration": 13.179,
      "wpm": 39,
      "message": "โดยอาศัยความน่าจะเป็นได้ เนื่องจาก"
    },
    {
      "message_id": 1111,
      "agent_id": 14,
      "delay": 9.178,
      "onscreen_delay": 4.718,
      "typing_delay": 4.46,
      "typing_duration": 13.562,
      "wpm": 40,
      "message": "ปัญหาวิจัยมีความเฉพาะเจาะจง จะไปสุ่ม"
    },
    {
      "message_id": 1112,
      "agent_id": 15,
      "delay": 9.56,
      "onscreen_delay": 5.141,
      "typing_delay": 4.419,
      "typing_duration": 16.102,
      "wpm": 34,
      "message": "อย่างง่ายกับใครก็ไม่ได้นะคะ อย่างเช่น "
    },
    {
      "message_id": 1113,
      "agent_id": 16,
      "delay": 12.102,
      "onscreen_delay": 7.096,
      "typing_delay": 5.006,
      "typing_duration": 10.547,
      "wpm": 31,
      "message": "อยากจะศึกษาพฤติกรรมของ"
    },
    {
      "message_id": 1114,
      "agent_id": 13,
      "delay": 8.101,
      "onscreen_delay": 2.078,
      "typing_delay": 6.023,
      "typing_duration": 12.231,
      "wpm": 16,
      "message": "หญิงตั้งครรภ์"
    },
    {
      "message_id": 1115,
      "agent_id": 14,
      "delay": 8.222,
      "onscreen_delay": 4.062,
      "typing_delay": 4.16,
      "typing_duration": 16.361,
      "wpm": 30,
      "message": "ที่สูบบุหรี่ อยากจะรู้ว่าบุหรี่จะ"
    },
    {
      "message_id": 1116,
      "agent_id": 15,
      "delay": 12.356,
      "onscreen_delay": 7.77,
      "typing_delay": 4.586,
      "typing_duration": 16.057,
      "wpm": 28,
      "message": "ส่งผลไม่ถึงทารกในครรภ์ได้ไหมคะ "
    },
    {
      "message_id": 1117,
      "agent_id": 16,
      "delay": 12.057,
      "onscreen_delay": 5.963,
      "typing_delay": 6.094,
      "typing_duration": 11.128,
      "wpm": 40,
      "message": "ไม่ได้ ถ้าได้ผู้ชายตายห่า ท้อง"
    },
    {
      "message_id": 1118,
      "agent_id": 13,
      "delay": 8.055,
      "onscreen_delay": 3.037,
      "typing_delay": 5.018,
      "typing_duration": 18.184,
      "wpm": 40,
      "message": "ใช่ไหม แถมได้ผู้หญิงที่ไม่ท้องไม่ตรงกับเรื่องอีก "
    },
    {
      "message_id": 1119,
      "agent_id": 14,
      "delay": 14.184,
      "onscreen_delay": 10.064,
      "typing_delay": 4.12,
      "typing_duration": 18.168,
      "wpm": 19,
      "message": "ใช่ไหมคะ หรือถ้าเกิดเขา"
    },
    {
      "message_id": 1120,
      "agent_id": 15,
      "delay": 14.167,
      "onscreen_delay": 9.695,
      "typing_delay": 4.472,
      "typing_duration": 18.579,
      "wpm": 28,
      "message": "ได้ผู้หญิงท้อง เขาไม่เคยสูบบุหรีอีก "
    },
    {
      "message_id": 1121,
      "agent_id": 16,
      "delay": 14.579,
      "onscreen_delay": 8.673,
      "typing_delay": 5.906,
      "typing_duration": 10.693,
      "wpm": 38,
      "message": "ถ้างานวิจัยมันมีเฉพาะเจาะจง "
    },
    {
      "message_id": 1122,
      "agent_id": 13,
      "delay": 10.579,
      "onscreen_delay": 5.804,
      "typing_delay": 4.775,
      "typing_duration": 12.44,
      "wpm": 29,
      "message": "นะคะ โดยเฉพาะทางการแพทย์"
    },
    {
      "message_id": 1123,
      "agent_id": 14,
      "delay": 8.44,
      "onscreen_delay": 4.037,
      "typing_delay": 4.403,
      "typing_duration": 15.862,
      "wpm": 40,
      "message": "ที่ไม่อาศัยความน่าจะเป็น อย่างเช่นการเลือก"
    },
    {
      "message_id": 1124,
      "agent_id": 15,
      "delay": 11.861,
      "onscreen_delay": 6.714,
      "typing_delay": 5.147,
      "typing_duration": 19.001,
      "wpm": 25,
      "message": "โดยบังเอิญนะคะ หรือการเลือกแบบโค"
    },
    {
      "message_id": 1125,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 9.111,
      "typing_delay": 5.888,
      "typing_duration": 11.484,
      "wpm": 37,
      "message": "หรือการเลือกอย่างเฉพาะเจาะจง "
    },
    {
      "message_id": 1126,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 6.227,
      "typing_delay": 4.772,
      "typing_duration": 16.978,
      "wpm": 32,
      "message": "ตัวอย่างที่ครูอธิบายเมื่อสักครู่นะคะ "
    },
    {
      "message_id": 1127,
      "agent_id": 14,
      "delay": 12.977,
      "onscreen_delay": 8.839,
      "typing_delay": 4.138,
      "typing_duration": 17.489,
      "wpm": 38,
      "message": "หญิงมีครรภ์ที่สูบบุหรี่ อยากจะรู้ว่าบุหรี่มี"
    },
    {
      "message_id": 1128,
      "agent_id": 15,
      "delay": 13.489,
      "onscreen_delay": 8.947,
      "typing_delay": 4.542,
      "typing_duration": 13.168,
      "wpm": 30,
      "message": "ส่งผลต่อทารกในครรภ์อย่างไร "
    },
    {
      "message_id": 1129,
      "agent_id": 16,
      "delay": 9.487,
      "onscreen_delay": 3.355,
      "typing_delay": 6.132,
      "typing_duration": 13.73,
      "wpm": 44,
      "message": "นักวิจัยอาจจะเลือกการวิจัยแบบเฉพาะเจาะจง "
    },
    {
      "message_id": 1130,
      "agent_id": 13,
      "delay": 9.73,
      "onscreen_delay": 5.177,
      "typing_delay": 4.553,
      "typing_duration": 12.072,
      "wpm": 45,
      "message": "กำหนดคุณลักษณะของตัวอย่างที่เรากำลัง"
    },
    {
      "message_id": 1131,
      "agent_id": 14,
      "delay": 8.071,
      "onscreen_delay": 4.045,
      "typing_delay": 4.026,
      "typing_duration": 11.647,
      "wpm": 36,
      "message": "จะศึกษาไว้ล่วงหน้า ในกรณีนี้"
    },
    {
      "message_id": 1132,
      "agent_id": 15,
      "delay": 7.646,
      "onscreen_delay": 3.094,
      "typing_delay": 4.552,
      "typing_duration": 18.038,
      "wpm": 20,
      "message": "อาจจะเปิดรับอาสาสมัครที่"
    },
    {
      "message_id": 1133,
      "agent_id": 16,
      "delay": 14.037,
      "onscreen_delay": 7.508,
      "typing_delay": 6.529,
      "typing_duration": 11.612,
      "wpm": 25,
      "message": "มีพฤติกรรมติดบุหรี่ "
    },
    {
      "message_id": 1134,
      "agent_id": 13,
      "delay": 10.034,
      "onscreen_delay": 5.632,
      "typing_delay": 4.402,
      "typing_duration": 15.705,
      "wpm": 28,
      "message": "เราก็ประกาศรับอาสาสมัคร ที่มี"
    },
    {
      "message_id": 1135,
      "agent_id": 14,
      "delay": 11.702,
      "onscreen_delay": 7.599,
      "typing_delay": 4.103,
      "typing_duration": 16.695,
      "wpm": 44,
      "message": "ลักษณะแบบนี้เข้าร่วมโครงการกับเรา ส่วนการเลือกตัว"
    },
    {
      "message_id": 1136,
      "agent_id": 15,
      "delay": 12.694,
      "onscreen_delay": 8.04,
      "typing_delay": 4.654,
      "typing_duration": 16.514,
      "wpm": 25,
      "message": "อย่างบังเอิญ เพื่อความสะดวก"
    },
    {
      "message_id": 1137,
      "agent_id": 16,
      "delay": 12.512,
      "onscreen_delay": 8.499,
      "typing_delay": 4.013,
      "typing_duration": 9.94,
      "wpm": 57,
      "message": "ในการเก็บข้อมูลถ้าเป็นเรื่องไม่ซีเรียส "
    },
    {
      "message_id": 1138,
      "agent_id": 13,
      "delay": 8.511,
      "onscreen_delay": 4.157,
      "typing_delay": 4.354,
      "typing_duration": 10.826,
      "wpm": 30,
      "message": "อยากจะถามว่า เราอยากจะ"
    },
    {
      "message_id": 1139,
      "agent_id": 14,
      "delay": 6.825,
      "onscreen_delay": 2.525,
      "typing_delay": 4.3,
      "typing_duration": 15.649,
      "wpm": 53,
      "message": "ถามว่าประชาชนมีความพึงพอใจต่อสินค้าบางชนิดของเราหรือไม่"
    },
    {
      "message_id": 1140,
      "agent_id": 15,
      "delay": 11.644,
      "onscreen_delay": 7.102,
      "typing_delay": 4.542,
      "typing_duration": 17.275,
      "wpm": 30,
      "message": "นะคะ อย่างเช่น ผงซักฟอกยี่ห้อหนึ่ง "
    },
    {
      "message_id": 1141,
      "agent_id": 16,
      "delay": 13.275,
      "onscreen_delay": 8.185,
      "typing_delay": 5.09,
      "typing_duration": 10.629,
      "wpm": 40,
      "message": "ไปเดินอยู่หน้าห้างสรรพสินค้า "
    },
    {
      "message_id": 1142,
      "agent_id": 13,
      "delay": 9.273,
      "onscreen_delay": 4.304,
      "typing_delay": 4.969,
      "typing_duration": 17.403,
      "wpm": 25,
      "message": "เคยใช้ผงซักฟอกยี่ห้อง A ไหมคะ "
    },
    {
      "message_id": 1143,
      "agent_id": 14,
      "delay": 13.403,
      "onscreen_delay": 8.975,
      "typing_delay": 4.428,
      "typing_duration": 14.187,
      "wpm": 48,
      "message": "ถ้าเราบอกว่าเราเคย เป็นอย่างไรบ้างคะ ชอบไหมคะ "
    },
    {
      "message_id": 1144,
      "agent_id": 15,
      "delay": 10.184,
      "onscreen_delay": 5.325,
      "typing_delay": 4.859,
      "typing_duration": 17.527,
      "wpm": 25,
      "message": "พนักงานสนามเขาเจอเรา เขาก็ถาม "
    },
    {
      "message_id": 1145,
      "agent_id": 16,
      "delay": 13.526,
      "onscreen_delay": 8.891,
      "typing_delay": 4.635,
      "typing_duration": 12.375,
      "wpm": 46,
      "message": "เพราะเราบังเอิญไปที่ห้างสรรพสินค้าพอดี "
    },
    {
      "message_id": 1146,
      "agent_id": 13,
      "delay": 9.526,
      "onscreen_delay": 5.266,
      "typing_delay": 4.26,
      "typing_duration": 19,
      "wpm": 36,
      "message": "เราก็ไม่ได้เป็นตัวอย่างให้เขา อันนี้บังเอิญเจอ"
    },
    {
      "message_id": 1147,
      "agent_id": 14,
      "delay": 14.998,
      "onscreen_delay": 10.607,
      "typing_delay": 4.391,
      "typing_duration": 17.036,
      "wpm": 28,
      "message": "นะคะ บังเอิญเจอในพื้นที่ตัวอย่าง "
    },
    {
      "message_id": 1148,
      "agent_id": 15,
      "delay": 13.035,
      "onscreen_delay": 8.398,
      "typing_delay": 4.637,
      "typing_duration": 11.44,
      "wpm": 38,
      "message": "เขาก็เลือกเราเป็นตัวอย่างนะคะ "
    },
    {
      "message_id": 1149,
      "agent_id": 16,
      "delay": 9.035,
      "onscreen_delay": 4.4,
      "typing_delay": 4.635,
      "typing_duration": 11.181,
      "wpm": 46,
      "message": "หรือวิธีสุดท้าย การสุ่มแบบก้อนหิมะ "
    },
    {
      "message_id": 1150,
      "agent_id": 13,
      "delay": 7.177,
      "onscreen_delay": 2.647,
      "typing_delay": 4.53,
      "typing_duration": 17.431,
      "wpm": 28,
      "message": "วิธีสุ่มก้อมหิมะ ก็คือ เก็บ 1 คน "
    },
    {
      "message_id": 1151,
      "agent_id": 14,
      "delay": 13.431,
      "onscreen_delay": 8.054,
      "typing_delay": 5.377,
      "typing_duration": 12.022,
      "wpm": 51,
      "message": "เก็บข้อมูลจากหน่วยตัวอย่างที่ 1 เสร็จแล้ว "
    },
    {
      "message_id": 1152,
      "agent_id": 15,
      "delay": 9.429,
      "onscreen_delay": 4.845,
      "typing_delay": 4.584,
      "typing_duration": 18.458,
      "wpm": 24,
      "message": "จะถามเขาว่า มีใครที่เขารู้จัก "
    },
    {
      "message_id": 1153,
      "agent_id": 16,
      "delay": 14.458,
      "onscreen_delay": 7.264,
      "typing_delay": 7.194,
      "typing_duration": 10.836,
      "wpm": 14,
      "message": "แบบนี้นะคะ "
    },
    {
      "message_id": 1154,
      "agent_id": 13,
      "delay": 10.455,
      "onscreen_delay": 5.406,
      "typing_delay": 5.049,
      "typing_duration": 17.082,
      "wpm": 22,
      "message": "หรือเป็นบุคคแนะนำ เป็นต้น"
    },
    {
      "message_id": 1155,
      "agent_id": 14,
      "delay": 13.08,
      "onscreen_delay": 9.008,
      "typing_delay": 4.072,
      "typing_duration": 14.639,
      "wpm": 44,
      "message": "การธุรกิจหลายอย่างก็ใช้ระบบแนะนำ แม้กระทั่ง"
    },
    {
      "message_id": 1156,
      "agent_id": 15,
      "delay": 10.638,
      "onscreen_delay": 6.157,
      "typing_delay": 4.481,
      "typing_duration": 17.285,
      "wpm": 29,
      "message": "ระบบขายประกัน ประกันภัยรถยนต์นะคะ "
    },
    {
      "message_id": 1157,
      "agent_id": 16,
      "delay": 13.283,
      "onscreen_delay": 8.902,
      "typing_delay": 4.381,
      "typing_duration": 12.588,
      "wpm": 68,
      "message": "ถ้าเราซื้อประกันกับเขาแล้ว แล้วเราแนะนำให้ไปซื้อกับเขาอีก"
    },
    {
      "message_id": 1158,
      "agent_id": 13,
      "delay": 9.282,
      "onscreen_delay": 4.836,
      "typing_delay": 4.446,
      "typing_duration": 17.051,
      "wpm": 22,
      "message": "ค่าคอมมิชชัน อันนี้คือการ"
    },
    {
      "message_id": 1159,
      "agent_id": 14,
      "delay": 13.051,
      "onscreen_delay": 8.63,
      "typing_delay": 4.421,
      "typing_duration": 18.108,
      "wpm": 36,
      "message": "เก็บจากคนที่ 1 แล้วก็กระจายไปคนรอบข้างของเขา "
    },
    {
      "message_id": 1160,
      "agent_id": 15,
      "delay": 14.098,
      "onscreen_delay": 7.679,
      "typing_delay": 6.419,
      "typing_duration": 19.008,
      "wpm": 13,
      "message": "ตอนนี้จบคอนเซ็ปต"
    },
    {
      "message_id": 1161,
      "agent_id": 16,
      "delay": 15.007,
      "onscreen_delay": 9.632,
      "typing_delay": 5.375,
      "typing_duration": 11.519,
      "wpm": 40,
      "message": "จบคอนเซ็ปต์การสุ่มตัวอย่าง สรุป "
    },
    {
      "message_id": 1162,
      "agent_id": 13,
      "delay": 11.007,
      "onscreen_delay": 5.483,
      "typing_delay": 5.524,
      "typing_duration": 13.577,
      "wpm": 24,
      "message": "เดี๋ยวครูจะให้นักศึกษา"
    },
    {
      "message_id": 1163,
      "agent_id": 14,
      "delay": 9.576,
      "onscreen_delay": 5.473,
      "typing_delay": 4.103,
      "typing_duration": 11.918,
      "wpm": 44,
      "message": "บางคนช่วยสรุปให้หน่อยนะคะว่า วันนี้"
    },
    {
      "message_id": 1164,
      "agent_id": 15,
      "delay": 7.916,
      "onscreen_delay": 2.781,
      "typing_delay": 5.135,
      "typing_duration": 18.5,
      "wpm": 18,
      "message": "เราคุยกันประเด็นเรื่อง "
    },
    {
      "message_id": 1165,
      "agent_id": 16,
      "delay": 14.498,
      "onscreen_delay": 10.391,
      "typing_delay": 4.107,
      "typing_duration": 8.361,
      "wpm": 61,
      "message": "วิธีการสุ่มตัวอย่างเป็นอย่างไรบ้าง "
    },
    {
      "message_id": 1166,
      "agent_id": 13,
      "delay": 10.498,
      "onscreen_delay": 5.456,
      "typing_delay": 5.042,
      "typing_duration": 12.699,
      "wpm": 24,
      "message": "เลขที่ 16 ใครนะ พลอย "
    },
    {
      "message_id": 1167,
      "agent_id": 14,
      "delay": 8.699,
      "onscreen_delay": 4.47,
      "typing_delay": 4.229,
      "typing_duration": 12.948,
      "wpm": 34,
      "message": "ขอถามพลอย พลอยมาไหมคะ หนูพลอย "
    },
    {
      "message_id": 1168,
      "agent_id": 15,
      "delay": 8.946,
      "onscreen_delay": 4.051,
      "typing_delay": 4.895,
      "typing_duration": 11.99,
      "wpm": 8,
      "message": "โอ.เค. "
    },
    {
      "message_id": 1169,
      "agent_id": 16,
      "delay": 7.99,
      "onscreen_delay": 4.105,
      "typing_delay": 3.885,
      "typing_duration": 9.728,
      "wpm": 48,
      "message": "มีกี่วิธีคะ วิธีการสุ่มตัวอย่าง"
    },
    {
      "message_id": 1170,
      "agent_id": 13,
      "delay": 6.731,
      "onscreen_delay": 0,
      "typing_delay": 6.731,
      "typing_duration": 17.184,
      "wpm": 17,
      "message": "วิธีใหญก่อน วิธีใหญ่"
    },
    {
      "message_id": 1171,
      "agent_id": 14,
      "delay": 13.176,
      "onscreen_delay": 8.676,
      "typing_delay": 4.5,
      "typing_duration": 15.376,
      "wpm": 23,
      "message": "มีกี่วิธีคะ 2 วิธีแรกคือ "
    },
    {
      "message_id": 1172,
      "agent_id": 15,
      "delay": 11.376,
      "onscreen_delay": 6.749,
      "typing_delay": 4.627,
      "typing_duration": 19.001,
      "wpm": 36,
      "message": "การสุ่มโดยอาศัยความน่าจะเป็น วิธีนี้จะดีใช่ไป"
    },
    {
      "message_id": 1173,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 8.683,
      "typing_delay": 6.317,
      "typing_duration": 13.303,
      "wpm": 19,
      "message": "เพราะว่ามีสิ่งที่"
    },
    {
      "message_id": 1174,
      "agent_id": 13,
      "delay": 10.987,
      "onscreen_delay": 6.504,
      "typing_delay": 4.483,
      "typing_duration": 11.401,
      "wpm": 28,
      "message": "เกิดเท่า ๆ กัน ซึ่งมี"
    },
    {
      "message_id": 1175,
      "agent_id": 14,
      "delay": 7.4,
      "onscreen_delay": 3.181,
      "typing_delay": 4.219,
      "typing_duration": 13.265,
      "wpm": 44,
      "message": "ลักษณะย่อยอยู่กี่อย่างคะ 4 ใช่ไหมคะพลอย "
    },
    {
      "message_id": 1176,
      "agent_id": 15,
      "delay": 9.264,
      "onscreen_delay": 3.397,
      "typing_delay": 5.867,
      "typing_duration": 10.597,
      "wpm": 16,
      "message": "4 อย่างนะคะ "
    },
    {
      "message_id": 1177,
      "agent_id": 16,
      "delay": 6.596,
      "onscreen_delay": 0.699,
      "typing_delay": 5.897,
      "typing_duration": 10.685,
      "wpm": 10,
      "message": "แอน แอน "
    },
    {
      "message_id": 1178,
      "agent_id": 13,
      "delay": 6.685,
      "onscreen_delay": 1.27,
      "typing_delay": 5.415,
      "typing_duration": 13.086,
      "wpm": 14,
      "message": "หนูแอน ไหนคะ "
    },
    {
      "message_id": 1179,
      "agent_id": 14,
      "delay": 9.079,
      "onscreen_delay": 3.331,
      "typing_delay": 5.748,
      "typing_duration": 14.288,
      "wpm": 23,
      "message": "หนูแอนอยู่ไหนคะ 21 หรอ "
    },
    {
      "message_id": 1180,
      "agent_id": 15,
      "delay": 10.287,
      "onscreen_delay": 4.812,
      "typing_delay": 5.475,
      "typing_duration": 10.98,
      "wpm": 23,
      "message": "ไม่นั่งตามเครื่อง "
    },
    {
      "message_id": 1181,
      "agent_id": 16,
      "delay": 6.98,
      "onscreen_delay": 2.427,
      "typing_delay": 4.553,
      "typing_duration": 11.501,
      "wpm": 38,
      "message": "หนูแอน หนูแอนพูดได้อยู่ใช่ไหม"
    },
    {
      "message_id": 1182,
      "agent_id": 13,
      "delay": 10.493,
      "onscreen_delay": 0,
      "typing_delay": 10.493,
      "typing_duration": 10.493,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1183,
      "agent_id": 14,
      "delay": 6.478,
      "onscreen_delay": 1.55,
      "typing_delay": 4.928,
      "typing_duration": 17.223,
      "wpm": 19,
      "message": "โอ.เค. ๆ ค่ะ หนูแอนบอก"
    },
    {
      "message_id": 1184,
      "agent_id": 15,
      "delay": 13.213,
      "onscreen_delay": 8.309,
      "typing_delay": 4.904,
      "typing_duration": 18.731,
      "wpm": 34,
      "message": "การสุ่มตัวอย่างที่ใช้ความน่าจะเป็นมีกี่วิธี"
    },
    {
      "message_id": 1185,
      "agent_id": 16,
      "delay": 14.73,
      "onscreen_delay": 8.514,
      "typing_delay": 6.216,
      "typing_duration": 11.067,
      "wpm": 30,
      "message": "นะคะ วิธีย่อยมีกี่วิธี "
    },
    {
      "message_id": 1186,
      "agent_id": 13,
      "delay": 10.729,
      "onscreen_delay": 2.728,
      "typing_delay": 8.001,
      "typing_duration": 13.05,
      "wpm": 7,
      "message": "ตอบแค่"
    },
    {
      "message_id": 1187,
      "agent_id": 14,
      "delay": 9.048,
      "onscreen_delay": 4.917,
      "typing_delay": 4.131,
      "typing_duration": 10.04,
      "wpm": 24,
      "message": "ว่ามีกี่วิธีนะคะ "
    },
    {
      "message_id": 1188,
      "agent_id": 15,
      "delay": 15.639,
      "onscreen_delay": 0,
      "typing_delay": 15.639,
      "typing_duration": 15.639,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1189,
      "agent_id": 16,
      "delay": 11.638,
      "onscreen_delay": 1.364,
      "typing_delay": 10.274,
      "typing_duration": 10.274,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1190,
      "agent_id": 13,
      "delay": 10.171,
      "onscreen_delay": 0,
      "typing_delay": 10.171,
      "typing_duration": 18.206,
      "wpm": 15,
      "message": "หนูแอน มีกี่วิธีคะ "
    },
    {
      "message_id": 1191,
      "agent_id": 14,
      "delay": 14.203,
      "onscreen_delay": 9.862,
      "typing_delay": 4.341,
      "typing_duration": 18.715,
      "wpm": 22,
      "message": "ก. ไก่ 2 วิธี ข. ไข่ 2 วิธี "
    },
    {
      "message_id": 1192,
      "agent_id": 15,
      "delay": 14.714,
      "onscreen_delay": 8.818,
      "typing_delay": 5.896,
      "typing_duration": 17.647,
      "wpm": 19,
      "message": "ค. 4 วิธี ง. ถูกทุกข้อ "
    },
    {
      "message_id": 1193,
      "agent_id": 16,
      "delay": 13.647,
      "onscreen_delay": 6.346,
      "typing_delay": 7.301,
      "typing_duration": 11.441,
      "wpm": 34,
      "message": "(ล่าม) 4 วิธีค่ะ (อาจารย์) "
    },
    {
      "message_id": 1194,
      "agent_id": 13,
      "delay": 9.635,
      "onscreen_delay": 4.874,
      "typing_delay": 4.761,
      "typing_duration": 18.094,
      "wpm": 22,
      "message": "โอ.เค. นะคะ 4 วิธี ทวนนะคะ "
    },
    {
      "message_id": 1195,
      "agent_id": 14,
      "delay": 14.094,
      "onscreen_delay": 9.978,
      "typing_delay": 4.116,
      "typing_duration": 19.005,
      "wpm": 40,
      "message": "อย่างง่าย ภาษาอังกฤษใช่คำว่า Simple Random Sampling "
    },
    {
      "message_id": 1196,
      "agent_id": 15,
      "delay": 15.003,
      "onscreen_delay": 6.865,
      "typing_delay": 8.138,
      "typing_duration": 9.624,
      "wpm": 5,
      "message": "SRS "
    },
    {
      "message_id": 1197,
      "agent_id": 16,
      "delay": 11.001,
      "onscreen_delay": 6.88,
      "typing_delay": 4.121,
      "typing_duration": 15.426,
      "wpm": 33,
      "message": "วิธีที่ 2 สุ่มแบบมีระบบ systematic "
    },
    {
      "message_id": 1198,
      "agent_id": 13,
      "delay": 11.425,
      "onscreen_delay": 6.624,
      "typing_delay": 4.801,
      "typing_duration": 13.239,
      "wpm": 19,
      "message": "ตัวย่อใช้เป็น SYS "
    },
    {
      "message_id": 1199,
      "agent_id": 14,
      "delay": 9.239,
      "onscreen_delay": 3.88,
      "typing_delay": 5.359,
      "typing_duration": 15.223,
      "wpm": 23,
      "message": "จดเองนะคะ วิธีที่ 2 SYS "
    },
    {
      "message_id": 1200,
      "agent_id": 15,
      "delay": 11.222,
      "onscreen_delay": 6.185,
      "typing_delay": 5.037,
      "typing_duration": 15.911,
      "wpm": 16,
      "message": "ตัวย่อใช่คำว่า st "
    },
    {
      "message_id": 1201,
      "agent_id": 16,
      "delay": 11.909,
      "onscreen_delay": 3.418,
      "typing_delay": 8.491,
      "typing_duration": 19,
      "wpm": 9,
      "message": "Statistics ก"
    },
    {
      "message_id": 1202,
      "agent_id": 13,
      "delay": 14.999,
      "onscreen_delay": 9.678,
      "typing_delay": 5.321,
      "typing_duration": 16.765,
      "wpm": 6,
      "message": "Cluster "
    },
    {
      "message_id": 1203,
      "agent_id": 14,
      "delay": 12.765,
      "onscreen_delay": 7.02,
      "typing_delay": 5.745,
      "typing_duration": 15.204,
      "wpm": 35,
      "message": "Cluster ไปเลย ก็คือสุ่มกลุ่ม โอ.เค. "
    },
    {
      "message_id": 1204,
      "agent_id": 15,
      "delay": 11.204,
      "onscreen_delay": 5.988,
      "typing_delay": 5.216,
      "typing_duration": 17.633,
      "wpm": 22,
      "message": "เราจะพักเข้าห้องน้ำดื่มน้ำ "
    },
    {
      "message_id": 1205,
      "agent_id": 16,
      "delay": 13.632,
      "onscreen_delay": 9.118,
      "typing_delay": 4.514,
      "typing_duration": 15.58,
      "wpm": 43,
      "message": "10 นาที แล้วมาเรียนต่อในพาร์ท 2 การหาตัวอย่าง "
    },
    {
      "message_id": 1206,
      "agent_id": 13,
      "delay": 11.578,
      "onscreen_delay": 6.68,
      "typing_delay": 4.898,
      "typing_duration": 16.242,
      "wpm": 22,
      "message": "ขนาดที่เหมาะสมในงานวิจัย "
    },
    {
      "message_id": 1207,
      "agent_id": 14,
      "delay": 12.242,
      "onscreen_delay": 7.615,
      "typing_delay": 4.627,
      "typing_duration": 18.089,
      "wpm": 29,
      "message": "เดี๋ยวเราพัก 10 นาทีเบรก โอ.เค. ค่ะ "
    },
    {
      "message_id": 1208,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1209,
      "agent_id": 16,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1210,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1211,
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      "message": ""
    },
    {
      "message_id": 1479,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1480,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1481,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1482,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1483,
      "agent_id": 14,
      "delay": 18.999,
      "onscreen_delay": 0,
      "typing_delay": 18.999,
      "typing_duration": 18.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1484,
      "agent_id": 15,
      "delay": 16.175,
      "onscreen_delay": 0,
      "typing_delay": 16.175,
      "typing_duration": 16.175,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1485,
      "agent_id": 16,
      "delay": 12.175,
      "onscreen_delay": 2.709,
      "typing_delay": 9.466,
      "typing_duration": 9.466,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1486,
      "agent_id": 13,
      "delay": 8.173,
      "onscreen_delay": 3.214,
      "typing_delay": 4.959,
      "typing_duration": 18.471,
      "wpm": 31,
      "message": "ครูเช็กชื่อห่อนนะคะ ก่อนจะเรียน Pert 2 "
    },
    {
      "message_id": 1487,
      "agent_id": 14,
      "delay": 14.469,
      "onscreen_delay": 5.072,
      "typing_delay": 9.397,
      "typing_duration": 10.548,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1488,
      "agent_id": 15,
      "delay": 10.468,
      "onscreen_delay": 5.132,
      "typing_delay": 5.336,
      "typing_duration": 16.673,
      "wpm": 15,
      "message": "เลขที่ 1 ชลิกานต์ "
    },
    {
      "message_id": 1489,
      "agent_id": 16,
      "delay": 12.672,
      "onscreen_delay": 4.783,
      "typing_delay": 7.889,
      "typing_duration": 8.511,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1490,
      "agent_id": 13,
      "delay": 8.658,
      "onscreen_delay": 1.655,
      "typing_delay": 7.003,
      "typing_duration": 13.206,
      "wpm": 14,
      "message": "เลขที่ 2 ค่ะ"
    },
    {
      "message_id": 1491,
      "agent_id": 14,
      "delay": 9.206,
      "onscreen_delay": 3.863,
      "typing_delay": 5.343,
      "typing_duration": 10.685,
      "wpm": 7,
      "message": "ไหนคะ "
    },
    {
      "message_id": 1492,
      "agent_id": 15,
      "delay": 6.684,
      "onscreen_delay": 1.006,
      "typing_delay": 5.678,
      "typing_duration": 19.001,
      "wpm": 23,
      "message": "เลขที่ 2 ชื่อเล่นแอนใช่ไหมีคะ"
    },
    {
      "message_id": 1493,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 6.992,
      "typing_delay": 8.008,
      "typing_duration": 8.008,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1494,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 4.838,
      "typing_delay": 6.159,
      "typing_duration": 11.961,
      "wpm": 9,
      "message": "ศิริชัย"
    },
    {
      "message_id": 1495,
      "agent_id": 14,
      "delay": 7.96,
      "onscreen_delay": 1.787,
      "typing_delay": 6.173,
      "typing_duration": 16.015,
      "wpm": 18,
      "message": "ไหนคะ สิริชัย ยกมือ "
    },
    {
      "message_id": 1496,
      "agent_id": 15,
      "delay": 12.013,
      "onscreen_delay": 6.949,
      "typing_delay": 5.064,
      "typing_duration": 8.937,
      "wpm": 5,
      "message": "อ๋อ "
    },
    {
      "message_id": 1497,
      "agent_id": 16,
      "delay": 8.011,
      "onscreen_delay": 2.056,
      "typing_delay": 5.955,
      "typing_duration": 8.249,
      "wpm": 15,
      "message": "เลขที่ 5 "
    },
    {
      "message_id": 1498,
      "agent_id": 13,
      "delay": 6.381,
      "onscreen_delay": 0,
      "typing_delay": 6.381,
      "typing_duration": 8.866,
      "wpm": 20,
      "message": "ไหนคะ โอ.เค. "
    },
    {
      "message_id": 1499,
      "agent_id": 14,
      "delay": 5.047,
      "onscreen_delay": 0,
      "typing_delay": 5.047,
      "typing_duration": 9.865,
      "wpm": 12,
      "message": "เลขที่ 6 "
    },
    {
      "message_id": 1500,
      "agent_id": 15,
      "delay": 5.865,
      "onscreen_delay": 1.398,
      "typing_delay": 4.467,
      "typing_duration": 12.725,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1501,
      "agent_id": 16,
      "delay": 8.723,
      "onscreen_delay": 3.996,
      "typing_delay": 4.727,
      "typing_duration": 19.001,
      "wpm": 5,
      "message": "กาญจนา"
    },
    {
      "message_id": 1502,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 10.607,
      "typing_delay": 4.393,
      "typing_duration": 16.045,
      "wpm": 32,
      "message": "นั่งคนเดียว Pertner เขาไม่มีหรือคะ "
    },
    {
      "message_id": 1503,
      "agent_id": 14,
      "delay": 12.044,
      "onscreen_delay": 2.592,
      "typing_delay": 9.452,
      "typing_duration": 9.452,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1504,
      "agent_id": 15,
      "delay": 8.043,
      "onscreen_delay": 0.088,
      "typing_delay": 7.955,
      "typing_duration": 11.192,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1505,
      "agent_id": 16,
      "delay": 7.19,
      "onscreen_delay": 2.762,
      "typing_delay": 4.428,
      "typing_duration": 8.195,
      "wpm": 29,
      "message": "เนย เตย หรือ เนย "
    },
    {
      "message_id": 1506,
      "agent_id": 13,
      "delay": 5.533,
      "onscreen_delay": 0,
      "typing_delay": 5.533,
      "typing_duration": 10.493,
      "wpm": 17,
      "message": "เตย เลขที่ 7 "
    },
    {
      "message_id": 1507,
      "agent_id": 14,
      "delay": 6.493,
      "onscreen_delay": 2.168,
      "typing_delay": 4.325,
      "typing_duration": 10.178,
      "wpm": 10,
      "message": "ชื่อเตย "
    },
    {
      "message_id": 1508,
      "agent_id": 15,
      "delay": 6.901,
      "onscreen_delay": 0,
      "typing_delay": 6.901,
      "typing_duration": 14.044,
      "wpm": 13,
      "message": "ไม่ เลขที่ 7 "
    },
    {
      "message_id": 1509,
      "agent_id": 16,
      "delay": 10.042,
      "onscreen_delay": 2.301,
      "typing_delay": 7.741,
      "typing_duration": 13.072,
      "wpm": 8,
      "message": "ยุ้ยหรอ "
    },
    {
      "message_id": 1510,
      "agent_id": 13,
      "delay": 9.072,
      "onscreen_delay": 3.247,
      "typing_delay": 5.825,
      "typing_duration": 17.102,
      "wpm": 22,
      "message": "ชื่อจริง ณัฐศินี ใช่ไหมคะ "
    },
    {
      "message_id": 1511,
      "agent_id": 14,
      "delay": 13.1,
      "onscreen_delay": 4.09,
      "typing_delay": 9.01,
      "typing_duration": 15.827,
      "wpm": 10,
      "message": "ยุ้ย อ๋อ... "
    },
    {
      "message_id": 1512,
      "agent_id": 15,
      "delay": 11.826,
      "onscreen_delay": 3.931,
      "typing_delay": 7.895,
      "typing_duration": 11.75,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1513,
      "agent_id": 16,
      "delay": 7.826,
      "onscreen_delay": 1.377,
      "typing_delay": 6.449,
      "typing_duration": 11.756,
      "wpm": 10,
      "message": "สุรเชฐษ์"
    },
    {
      "message_id": 1514,
      "agent_id": 13,
      "delay": 7.755,
      "onscreen_delay": 3.291,
      "typing_delay": 4.464,
      "typing_duration": 11.746,
      "wpm": 20,
      "message": "ฟ้า เลขที่ 9 ฟ้า "
    },
    {
      "message_id": 1515,
      "agent_id": 14,
      "delay": 7.745,
      "onscreen_delay": 0.424,
      "typing_delay": 7.321,
      "typing_duration": 10.808,
      "wpm": 12,
      "message": "เลขที่ 10 "
    },
    {
      "message_id": 1516,
      "agent_id": 15,
      "delay": 6.807,
      "onscreen_delay": 2.047,
      "typing_delay": 4.76,
      "typing_duration": 11.107,
      "wpm": 18,
      "message": "เต้ ไหนคะ เต้"
    },
    {
      "message_id": 1517,
      "agent_id": 16,
      "delay": 7.106,
      "onscreen_delay": 1.997,
      "typing_delay": 5.109,
      "typing_duration": 19.001,
      "wpm": 6,
      "message": "ไหนคะเต้ "
    },
    {
      "message_id": 1518,
      "agent_id": 13,
      "delay": 14.999,
      "onscreen_delay": 9.448,
      "typing_delay": 5.551,
      "typing_duration": 14.348,
      "wpm": 20,
      "message": "คืออยากจะจำว่าแต่ละ"
    },
    {
      "message_id": 1519,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 6.533,
      "typing_delay": 4.465,
      "typing_duration": 15.57,
      "wpm": 48,
      "message": "ชื่ออะไรด้วยนะคะ เพราะว่าครูยังจำพวกเราทุกคนไม่ครบ"
    },
    {
      "message_id": 1520,
      "agent_id": 15,
      "delay": 11.57,
      "onscreen_delay": 6.8,
      "typing_delay": 4.77,
      "typing_duration": 11.855,
      "wpm": 18,
      "message": "นะคะ เลขที่ 11 "
    },
    {
      "message_id": 1521,
      "agent_id": 16,
      "delay": 7.853,
      "onscreen_delay": 3.816,
      "typing_delay": 4.037,
      "typing_duration": 11.238,
      "wpm": 9,
      "message": "จุฑามาศ "
    },
    {
      "message_id": 1522,
      "agent_id": 13,
      "delay": 7.238,
      "onscreen_delay": 1.848,
      "typing_delay": 5.39,
      "typing_duration": 12.673,
      "wpm": 13,
      "message": "12 ภิสิทธิ์ "
    },
    {
      "message_id": 1523,
      "agent_id": 14,
      "delay": 8.672,
      "onscreen_delay": 1.302,
      "typing_delay": 7.37,
      "typing_duration": 18.64,
      "wpm": 8,
      "message": "13 คมกฤษณ์ "
    },
    {
      "message_id": 1524,
      "agent_id": 15,
      "delay": 14.631,
      "onscreen_delay": 10.055,
      "typing_delay": 4.576,
      "typing_duration": 14.214,
      "wpm": 11,
      "message": "คมกฤษณ์ค่ะ "
    },
    {
      "message_id": 1525,
      "agent_id": 16,
      "delay": 10.629,
      "onscreen_delay": 0.696,
      "typing_delay": 9.933,
      "typing_duration": 11.461,
      "wpm": 3,
      "message": "14 "
    },
    {
      "message_id": 1526,
      "agent_id": 13,
      "delay": 7.459,
      "onscreen_delay": 2.576,
      "typing_delay": 4.883,
      "typing_duration": 10.955,
      "wpm": 8,
      "message": "โสภิดา "
    },
    {
      "message_id": 1527,
      "agent_id": 14,
      "delay": 6.955,
      "onscreen_delay": 2.238,
      "typing_delay": 4.717,
      "typing_duration": 16.312,
      "wpm": 18,
      "message": "15 อรศา 16 เยาลักษณ์ "
    },
    {
      "message_id": 1528,
      "agent_id": 15,
      "delay": 12.311,
      "onscreen_delay": 6.769,
      "typing_delay": 5.542,
      "typing_duration": 17.405,
      "wpm": 20,
      "message": "อ๋อ ขอโทษค่ะ เสาวลักษณ์ "
    },
    {
      "message_id": 1529,
      "agent_id": 16,
      "delay": 13.404,
      "onscreen_delay": 9.644,
      "typing_delay": 3.76,
      "typing_duration": 11.3,
      "wpm": 23,
      "message": "พลอย 17 กาญจนสิริ"
    },
    {
      "message_id": 1530,
      "agent_id": 13,
      "delay": 9.403,
      "onscreen_delay": 4.321,
      "typing_delay": 5.082,
      "typing_duration": 8.216,
      "wpm": 9,
      "message": "ไหนคะ "
    },
    {
      "message_id": 1531,
      "agent_id": 14,
      "delay": 5.652,
      "onscreen_delay": 0,
      "typing_delay": 5.652,
      "typing_duration": 10.135,
      "wpm": 16,
      "message": "18 วรรณวิศา "
    },
    {
      "message_id": 1532,
      "agent_id": 15,
      "delay": 6.154,
      "onscreen_delay": 0,
      "typing_delay": 6.154,
      "typing_duration": 12.123,
      "wpm": 14,
      "message": "19 วิภาภรณ์ "
    },
    {
      "message_id": 1533,
      "agent_id": 16,
      "delay": 8.122,
      "onscreen_delay": 2.173,
      "typing_delay": 5.949,
      "typing_duration": 8.931,
      "wpm": 17,
      "message": "20 พัชราภา"
    },
    {
      "message_id": 1534,
      "agent_id": 13,
      "delay": 6.046,
      "onscreen_delay": 0,
      "typing_delay": 6.046,
      "typing_duration": 11.508,
      "wpm": 13,
      "message": "21 นัฐสุดา "
    },
    {
      "message_id": 1535,
      "agent_id": 14,
      "delay": 7.506,
      "onscreen_delay": 1.287,
      "typing_delay": 6.219,
      "typing_duration": 12.057,
      "wpm": 29,
      "message": "ไม่มาใช่ไหมคะ รู้ใช่ไหม "
    },
    {
      "message_id": 1536,
      "agent_id": 15,
      "delay": 8.057,
      "onscreen_delay": 1.155,
      "typing_delay": 6.902,
      "typing_duration": 8.469,
      "wpm": 5,
      "message": "อ๋อ "
    },
    {
      "message_id": 1537,
      "agent_id": 16,
      "delay": 7.125,
      "onscreen_delay": 0,
      "typing_delay": 7.125,
      "typing_duration": 12.079,
      "wpm": 30,
      "message": "ถ้าเขามาแล้วบอกนะคนไหนนะ "
    },
    {
      "message_id": 1538,
      "agent_id": 13,
      "delay": 8.078,
      "onscreen_delay": 1.291,
      "typing_delay": 6.787,
      "typing_duration": 10.08,
      "wpm": 7,
      "message": "จตุพร "
    },
    {
      "message_id": 1539,
      "agent_id": 14,
      "delay": 6.079,
      "onscreen_delay": 1.635,
      "typing_delay": 4.444,
      "typing_duration": 11.351,
      "wpm": 20,
      "message": "โอ.เค. เรียนต่อ "
    },
    {
      "message_id": 1540,
      "agent_id": 15,
      "delay": 7.35,
      "onscreen_delay": 2.052,
      "typing_delay": 5.298,
      "typing_duration": 12.554,
      "wpm": 27,
      "message": "เดี๋ยวแป๊บหนึ่งนะคะ คือ"
    },
    {
      "message_id": 1541,
      "agent_id": 16,
      "delay": 8.552,
      "onscreen_delay": 4.373,
      "typing_delay": 4.179,
      "typing_duration": 11.024,
      "wpm": 52,
      "message": "เรื่องการวิจัยนี่ มันเป็นเรื่องที่ต้อง"
    },
    {
      "message_id": 1542,
      "agent_id": 13,
      "delay": 7.024,
      "onscreen_delay": 2.698,
      "typing_delay": 4.326,
      "typing_duration": 18.661,
      "wpm": 31,
      "message": "เป็นการศึกษาที่อาศัยประสบการณ์ ในระดับ"
    },
    {
      "message_id": 1543,
      "agent_id": 14,
      "delay": 14.651,
      "onscreen_delay": 10.014,
      "typing_delay": 4.637,
      "typing_duration": 17.361,
      "wpm": 33,
      "message": "ปริญญาตรีของเรานี่ให้เข้าใจหลักการบ้าง "
    },
    {
      "message_id": 1544,
      "agent_id": 15,
      "delay": 13.358,
      "onscreen_delay": 8.473,
      "typing_delay": 4.885,
      "typing_duration": 18.676,
      "wpm": 24,
      "message": "ที่ประเด็นที่สำคัญนะคะ วิธีการ"
    },
    {
      "message_id": 1545,
      "agent_id": 16,
      "delay": 14.671,
      "onscreen_delay": 10.649,
      "typing_delay": 4.022,
      "typing_duration": 10.549,
      "wpm": 23,
      "message": "ก็คือให้เราศึกษา"
    },
    {
      "message_id": 1546,
      "agent_id": 13,
      "delay": 10.67,
      "onscreen_delay": 6.172,
      "typing_delay": 4.498,
      "typing_duration": 16.922,
      "wpm": 39,
      "message": "ค้นคว้าจากงานวิจัยที่คนอื่นเขาทำไว้ เพื่อที่"
    },
    {
      "message_id": 1547,
      "agent_id": 14,
      "delay": 12.92,
      "onscreen_delay": 8.725,
      "typing_delay": 4.195,
      "typing_duration": 15.439,
      "wpm": 42,
      "message": "ที่เราจะได้เห็นรูปแบบหรือกระบวนการ การศึกษา"
    },
    {
      "message_id": 1548,
      "agent_id": 15,
      "delay": 11.439,
      "onscreen_delay": 6.78,
      "typing_delay": 4.659,
      "typing_duration": 12.035,
      "wpm": 20,
      "message": "วิจัยนั้น ๆ นะคะ "
    },
    {
      "message_id": 1549,
      "agent_id": 16,
      "delay": 8.034,
      "onscreen_delay": 1.72,
      "typing_delay": 6.314,
      "typing_duration": 11.687,
      "wpm": 40,
      "message": "คราวนี้เรามาดูว่ามาสุ่มตัวอย่าง"
    },
    {
      "message_id": 1550,
      "agent_id": 13,
      "delay": 7.686,
      "onscreen_delay": 2.983,
      "typing_delay": 4.703,
      "typing_duration": 8.765,
      "wpm": 31,
      "message": "แล้วนะคะ อย่างเช่น "
    },
    {
      "message_id": 1551,
      "agent_id": 14,
      "delay": 4.765,
      "onscreen_delay": 0.333,
      "typing_delay": 4.432,
      "typing_duration": 13.524,
      "wpm": 37,
      "message": "งานวิจัยที่ครูให้ไปอ่าน เรื่องนี้"
    },
    {
      "message_id": 1552,
      "agent_id": 15,
      "delay": 9.522,
      "onscreen_delay": 5.097,
      "typing_delay": 4.425,
      "typing_duration": 17.808,
      "wpm": 24,
      "message": "จำได้ไหมคะ ผลกระทบของทรัพยากร"
    },
    {
      "message_id": 1553,
      "agent_id": 16,
      "delay": 13.808,
      "onscreen_delay": 10.018,
      "typing_delay": 3.79,
      "typing_duration": 10.502,
      "wpm": 29,
      "message": "เทคโนโลยีสารสนเทศ IT "
    },
    {
      "message_id": 1554,
      "agent_id": 13,
      "delay": 9.806,
      "onscreen_delay": 5.341,
      "typing_delay": 4.465,
      "typing_duration": 18.065,
      "wpm": 37,
      "message": "สมัยใหม่ และผลดำเนินการธุรกิจอสังหาริมทรัพย์ "
    },
    {
      "message_id": 1555,
      "agent_id": 14,
      "delay": 14.065,
      "onscreen_delay": 9.705,
      "typing_delay": 4.36,
      "typing_duration": 16.929,
      "wpm": 27,
      "message": "วันนั้นเราจำได้เราสนใจตัวแปรต้น "
    },
    {
      "message_id": 1556,
      "agent_id": 15,
      "delay": 12.926,
      "onscreen_delay": 7.85,
      "typing_delay": 5.076,
      "typing_duration": 16.987,
      "wpm": 24,
      "message": "ตัวแปรต้น ก็คือ ทรัพยากร IT "
    },
    {
      "message_id": 1557,
      "agent_id": 16,
      "delay": 12.987,
      "onscreen_delay": 8.86,
      "typing_delay": 4.127,
      "typing_duration": 12.657,
      "wpm": 59,
      "message": "ที่มีอยู่ตรงนี้ ณ ปัจจุบัน ส่งผลต่อตัวแปรตาม 2 ตัว"
    },
    {
      "message_id": 1558,
      "agent_id": 13,
      "delay": 8.986,
      "onscreen_delay": 4.092,
      "typing_delay": 4.894,
      "typing_duration": 17.882,
      "wpm": 27,
      "message": "ใช่ไหมคะ ตัวแรกตามตัวที่ 1 ก็คือ "
    },
    {
      "message_id": 1559,
      "agent_id": 14,
      "delay": 13.878,
      "onscreen_delay": 9.757,
      "typing_delay": 4.121,
      "typing_duration": 13.049,
      "wpm": 47,
      "message": "ด้านไอทีสมัยใหม่ ส่วนตัวแปรตัวที่ 2 ก็คือ "
    },
    {
      "message_id": 1560,
      "agent_id": 15,
      "delay": 9.876,
      "onscreen_delay": 5.004,
      "typing_delay": 4.872,
      "typing_duration": 18.044,
      "wpm": 30,
      "message": "ผลดำเนินการของธุรกิจอสังหาริมทรัพย์น"
    },
    {
      "message_id": 1561,
      "agent_id": 16,
      "delay": 14.043,
      "onscreen_delay": 9.61,
      "typing_delay": 4.433,
      "typing_duration": 8.008,
      "wpm": 7,
      "message": "นะคะ "
    },
    {
      "message_id": 1562,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1563,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 7.791,
      "typing_delay": 7.21,
      "typing_duration": 12.94,
      "wpm": 13,
      "message": "เวลาเราอ่าน"
    },
    {
      "message_id": 1564,
      "agent_id": 15,
      "delay": 10.999,
      "onscreen_delay": 5.865,
      "typing_delay": 5.134,
      "typing_duration": 14.502,
      "wpm": 26,
      "message": "บทความนะคะ สิ่งแรกเราอ่าน"
    },
    {
      "message_id": 1565,
      "agent_id": 16,
      "delay": 10.501,
      "onscreen_delay": 5.876,
      "typing_delay": 4.625,
      "typing_duration": 13.853,
      "wpm": 26,
      "message": "เป็นชื่อเรื่องที่สนใจไหม "
    },
    {
      "message_id": 1566,
      "agent_id": 13,
      "delay": 9.851,
      "onscreen_delay": 5.432,
      "typing_delay": 4.419,
      "typing_duration": 12.36,
      "wpm": 36,
      "message": "เราจะเข้าใจว่า คณะนักวิจัยทำไม"
    },
    {
      "message_id": 1567,
      "agent_id": 14,
      "delay": 8.359,
      "onscreen_delay": 4.264,
      "typing_delay": 4.095,
      "typing_duration": 15.99,
      "wpm": 31,
      "message": "เขาถึงศึกษาเรื่องนั้นนะคะ เราอ่าน"
    },
    {
      "message_id": 1568,
      "agent_id": 15,
      "delay": 11.989,
      "onscreen_delay": 7.428,
      "typing_delay": 4.561,
      "typing_duration": 16.761,
      "wpm": 38,
      "message": "บทความวิจัยนะคะ อย่างแรกเราจะเห็นความเป็นมา"
    },
    {
      "message_id": 1569,
      "agent_id": 16,
      "delay": 12.761,
      "onscreen_delay": 8.797,
      "typing_delay": 3.964,
      "typing_duration": 10.754,
      "wpm": 50,
      "message": "และความสำคัญของปัญหาถัดจากนั้นหัวข้อ"
    },
    {
      "message_id": 1570,
      "agent_id": 13,
      "delay": 8.76,
      "onscreen_delay": 4.185,
      "typing_delay": 4.575,
      "typing_duration": 15.933,
      "wpm": 30,
      "message": "ที่เราจะเจอก็คือสมมติฐานการวิจัย "
    },
    {
      "message_id": 1571,
      "agent_id": 14,
      "delay": 11.932,
      "onscreen_delay": 7.765,
      "typing_delay": 4.167,
      "typing_duration": 11.73,
      "wpm": 43,
      "message": "และวัตถุประสงค์ของการวิจัยใช่ไหมคะ "
    },
    {
      "message_id": 1572,
      "agent_id": 15,
      "delay": 7.931,
      "onscreen_delay": 3.194,
      "typing_delay": 4.737,
      "typing_duration": 12.622,
      "wpm": 24,
      "message": "สมมุติฐานการวิจัยนี่ "
    },
    {
      "message_id": 1573,
      "agent_id": 16,
      "delay": 8.621,
      "onscreen_delay": 3.677,
      "typing_delay": 4.944,
      "typing_duration": 10.132,
      "wpm": 44,
      "message": "มันเป็นลักษณะของข้อคำถามที่เขา"
    },
    {
      "message_id": 1574,
      "agent_id": 13,
      "delay": 6.131,
      "onscreen_delay": 1.73,
      "typing_delay": 4.401,
      "typing_duration": 13.072,
      "wpm": 25,
      "message": "ว่าตอนนี้เขาสงสัยับเขา"
    },
    {
      "message_id": 1575,
      "agent_id": 14,
      "delay": 9.057,
      "onscreen_delay": 4.502,
      "typing_delay": 4.555,
      "typing_duration": 12.64,
      "wpm": 44,
      "message": "มันเป็นจริงไหมนะคะ อย่างเช่นเรื่องนี้ "
    },
    {
      "message_id": 1576,
      "agent_id": 15,
      "delay": 8.639,
      "onscreen_delay": 3.284,
      "typing_delay": 5.355,
      "typing_duration": 19,
      "wpm": 20,
      "message": "วัตถุประสงค์ของการวิจัยก็ "
    },
    {
      "message_id": 1577,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 9.877,
      "typing_delay": 5.122,
      "typing_duration": 9.425,
      "wpm": 38,
      "message": "และผลกระทบทั้ง 2 อย่างนะ "
    },
    {
      "message_id": 1578,
      "agent_id": 13,
      "delay": 10.998,
      "onscreen_delay": 6.618,
      "typing_delay": 4.38,
      "typing_duration": 17.288,
      "wpm": 24,
      "message": "ความสัมพันธ์กับผลกระทบว่า IT "
    },
    {
      "message_id": 1579,
      "agent_id": 14,
      "delay": 13.288,
      "onscreen_delay": 7.3,
      "typing_delay": 5.988,
      "typing_duration": 16.197,
      "wpm": 26,
      "message": "ว่าทรัพยากรด้านไอทีที่มีอยู่"
    },
    {
      "message_id": 1580,
      "agent_id": 15,
      "delay": 12.195,
      "onscreen_delay": 7.396,
      "typing_delay": 4.799,
      "typing_duration": 18.92,
      "wpm": 29,
      "message": "ตรงนี้ ส่งผลต่ออะไรคะ ส่งผลต่อธุรกิจ"
    },
    {
      "message_id": 1581,
      "agent_id": 16,
      "delay": 14.919,
      "onscreen_delay": 10.331,
      "typing_delay": 4.588,
      "typing_duration": 10.907,
      "wpm": 50,
      "message": "และผลการดำเนินงานต่อธุรกิจเขาหรือไม่ "
    },
    {
      "message_id": 1582,
      "agent_id": 13,
      "delay": 10.917,
      "onscreen_delay": 6.47,
      "typing_delay": 4.447,
      "typing_duration": 13.824,
      "wpm": 31,
      "message": "การสุ่มตัวอย่างของเขา เรามาดู "
    },
    {
      "message_id": 1583,
      "agent_id": 14,
      "delay": 9.824,
      "onscreen_delay": 5.3,
      "typing_delay": 4.524,
      "typing_duration": 18.536,
      "wpm": 49,
      "message": "จะรู้ว่าเขาสุ่มตัวอย่างโดยมีวิธีอะไร เราก็ต้องรู้ Step แรกว่า"
    },
    {
      "message_id": 1584,
      "agent_id": 15,
      "delay": 14.534,
      "onscreen_delay": 9.486,
      "typing_delay": 5.048,
      "typing_duration": 15.934,
      "wpm": 32,
      "message": "ประชากรที่เขาศึกษาเป็นใคร ใช่ไหมคะ "
    },
    {
      "message_id": 1585,
      "agent_id": 16,
      "delay": 11.933,
      "onscreen_delay": 7.508,
      "typing_delay": 4.425,
      "typing_duration": 9.367,
      "wpm": 45,
      "message": "อย่างงานวิจัยนี้ นักวิจัยเขา"
    },
    {
      "message_id": 1586,
      "agent_id": 13,
      "delay": 7.932,
      "onscreen_delay": 3.188,
      "typing_delay": 4.744,
      "typing_duration": 14.893,
      "wpm": 33,
      "message": "กำหนดประชากรที่ศึกษาเป็นผู้บริหาร"
    },
    {
      "message_id": 1587,
      "agent_id": 14,
      "delay": 10.881,
      "onscreen_delay": 6.321,
      "typing_delay": 4.56,
      "typing_duration": 17.096,
      "wpm": 15,
      "message": "ฝ่ายไอทีของธุรกิจ"
    },
    {
      "message_id": 1588,
      "agent_id": 15,
      "delay": 13.095,
      "onscreen_delay": 8.573,
      "typing_delay": 4.522,
      "typing_duration": 8.699,
      "wpm": 22,
      "message": "จำนวนเท่าไรคะ "
    },
    {
      "message_id": 1589,
      "agent_id": 16,
      "delay": 9.094,
      "onscreen_delay": 5.308,
      "typing_delay": 3.786,
      "typing_duration": 7.808,
      "wpm": 10,
      "message": "จำนวน"
    },
    {
      "message_id": 1590,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1591,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 9.794,
      "typing_delay": 5.206,
      "typing_duration": 13.738,
      "wpm": 27,
      "message": "ไม่มีใครหรอ แป๊บหนึ่งนะคะ "
    },
    {
      "message_id": 1592,
      "agent_id": 15,
      "delay": 10.997,
      "onscreen_delay": 6.585,
      "typing_delay": 4.412,
      "typing_duration": 11.55,
      "wpm": 25,
      "message": "หมายเลข 8 หมายเลข 8 "
    },
    {
      "message_id": 1593,
      "agent_id": 16,
      "delay": 7.55,
      "onscreen_delay": 2.252,
      "typing_delay": 5.298,
      "typing_duration": 9.883,
      "wpm": 29,
      "message": "หมายเลข 8 ครูถามอีก"
    },
    {
      "message_id": 1594,
      "agent_id": 13,
      "delay": 6.674,
      "onscreen_delay": 0,
      "typing_delay": 6.674,
      "typing_duration": 9.143,
      "wpm": 18,
      "message": "งานวิจัยนี้ "
    },
    {
      "message_id": 1595,
      "agent_id": 14,
      "delay": 5.143,
      "onscreen_delay": 0.95,
      "typing_delay": 4.193,
      "typing_duration": 10.543,
      "wpm": 40,
      "message": "ประชากรมีจำนวนทั้งหมดกี่คนคะ "
    },
    {
      "message_id": 1596,
      "agent_id": 15,
      "delay": 8.474,
      "onscreen_delay": 0,
      "typing_delay": 8.474,
      "typing_duration": 15.862,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1597,
      "agent_id": 16,
      "delay": 11.855,
      "onscreen_delay": 6.507,
      "typing_delay": 5.348,
      "typing_duration": 12.286,
      "wpm": 40,
      "message": "จากสไลด์นี้ ประชากรมีทั้งหมดกี่คน"
    },
    {
      "message_id": 1598,
      "agent_id": 13,
      "delay": 8.842,
      "onscreen_delay": 0,
      "typing_delay": 8.842,
      "typing_duration": 8.842,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1599,
      "agent_id": 14,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1600,
      "agent_id": 15,
      "delay": 14.999,
      "onscreen_delay": 5.813,
      "typing_delay": 9.186,
      "typing_duration": 9.186,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1601,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 3.548,
      "typing_delay": 7.45,
      "typing_duration": 9.432,
      "wpm": 11,
      "message": "กี่คนคะ "
    },
    {
      "message_id": 1602,
      "agent_id": 13,
      "delay": 7.424,
      "onscreen_delay": 0,
      "typing_delay": 7.424,
      "typing_duration": 14.209,
      "wpm": 5,
      "message": "8,400 "
    },
    {
      "message_id": 1603,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1604,
      "agent_id": 15,
      "delay": 14.999,
      "onscreen_delay": 5.541,
      "typing_delay": 9.458,
      "typing_duration": 9.458,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1605,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 5.351,
      "typing_delay": 5.647,
      "typing_duration": 11.793,
      "wpm": 32,
      "message": "8,400 คนนะคะ เราจะเห็นว่า"
    },
    {
      "message_id": 1606,
      "agent_id": 13,
      "delay": 7.791,
      "onscreen_delay": 2.018,
      "typing_delay": 5.773,
      "typing_duration": 10.219,
      "wpm": 28,
      "message": "เขารู้ได้อย่างไรว่า "
    },
    {
      "message_id": 1607,
      "agent_id": 14,
      "delay": 6.218,
      "onscreen_delay": 2.168,
      "typing_delay": 4.05,
      "typing_duration": 15.017,
      "wpm": 47,
      "message": "มีทั้งหมด 8,400 คน เขาอ้างอิงจากไหน เวลาเราเห็น"
    },
    {
      "message_id": 1608,
      "agent_id": 15,
      "delay": 11.016,
      "onscreen_delay": 5.614,
      "typing_delay": 5.402,
      "typing_duration": 17.629,
      "wpm": 26,
      "message": "บทความวิจัยเราจะเห็นจากเนื้อหา "
    },
    {
      "message_id": 1609,
      "agent_id": 16,
      "delay": 13.628,
      "onscreen_delay": 9.603,
      "typing_delay": 4.025,
      "typing_duration": 13.115,
      "wpm": 49,
      "message": "ส่วนนี้สำคัญมากเวลาเราไปคัดลองหรือไปอ้างอิง"
    },
    {
      "message_id": 1610,
      "agent_id": 13,
      "delay": 9.628,
      "onscreen_delay": 5.094,
      "typing_delay": 4.534,
      "typing_duration": 19,
      "wpm": 29,
      "message": "งานใคร เราจะต้องมีการอ้างอิงในเรื้อหา "
    },
    {
      "message_id": 1611,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 10.559,
      "typing_delay": 4.44,
      "typing_duration": 18.566,
      "wpm": 39,
      "message": "ถ้าเราไม่เขียน 1. ข้อมูลนั้นจะขาดความน่าเชื่อถือ "
    },
    {
      "message_id": 1612,
      "agent_id": 15,
      "delay": 14.566,
      "onscreen_delay": 9.244,
      "typing_delay": 5.322,
      "typing_duration": 10.754,
      "wpm": 15,
      "message": "2. สำคัญมาก "
    },
    {
      "message_id": 1613,
      "agent_id": 16,
      "delay": 10.564,
      "onscreen_delay": 6.696,
      "typing_delay": 3.868,
      "typing_duration": 13.538,
      "wpm": 37,
      "message": "อาจจะเป็นการคัดลอกผลงานของผู้อื่น"
    },
    {
      "message_id": 1614,
      "agent_id": 13,
      "delay": 9.537,
      "onscreen_delay": 5.263,
      "typing_delay": 4.274,
      "typing_duration": 19.002,
      "wpm": 36,
      "message": "โดยที่เราไม่ได้เจตนา ซึ่งผิดจรรบาบรรณนักวิจัย"
    },
    {
      "message_id": 1615,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 10.941,
      "typing_delay": 4.061,
      "typing_duration": 13.411,
      "wpm": 49,
      "message": "จำไว้นะ เวลาเราจะศึกษาอะไร ถ้าเรามีการคัดลอก"
    },
    {
      "message_id": 1616,
      "agent_id": 15,
      "delay": 11,
      "onscreen_delay": 6.71,
      "typing_delay": 4.29,
      "typing_duration": 19.001,
      "wpm": 32,
      "message": "หรืออ้างอิงงานของใคร เราต้องมีการอ้างอิง"
    },
    {
      "message_id": 1617,
      "agent_id": 16,
      "delay": 14.991,
      "onscreen_delay": 10.542,
      "typing_delay": 4.449,
      "typing_duration": 10.71,
      "wpm": 27,
      "message": "สำหรับในสถิติตรงนี้"
    },
    {
      "message_id": 1618,
      "agent_id": 13,
      "delay": 10.99,
      "onscreen_delay": 6.214,
      "typing_delay": 4.776,
      "typing_duration": 10.375,
      "wpm": 25,
      "message": "เรามาดู หลังคำว่า "
    },
    {
      "message_id": 1619,
      "agent_id": 14,
      "delay": 6.989,
      "onscreen_delay": 2.719,
      "typing_delay": 4.27,
      "typing_duration": 14.46,
      "wpm": 30,
      "message": "8,400 อ้างอิงไว้ 17 17 ตรงนี้"
    },
    {
      "message_id": 1620,
      "agent_id": 15,
      "delay": 10.459,
      "onscreen_delay": 5.999,
      "typing_delay": 4.46,
      "typing_duration": 16.92,
      "wpm": 18,
      "message": "ทราบไหม 17 ตรงนี้คือ "
    },
    {
      "message_id": 1621,
      "agent_id": 16,
      "delay": 12.92,
      "onscreen_delay": 8.575,
      "typing_delay": 4.345,
      "typing_duration": 11.838,
      "wpm": 34,
      "message": "เป็นเอกสารอ้างอิงหมายเลข 17 "
    },
    {
      "message_id": 1622,
      "agent_id": 13,
      "delay": 8.918,
      "onscreen_delay": 3.913,
      "typing_delay": 5.005,
      "typing_duration": 17.131,
      "wpm": 25,
      "message": "ถ้าเราไปดู Paper บทความวิจัย"
    },
    {
      "message_id": 1623,
      "agent_id": 14,
      "delay": 13.13,
      "onscreen_delay": 8.171,
      "typing_delay": 4.959,
      "typing_duration": 14.68,
      "wpm": 43,
      "message": "ฉบับเต็มนะคะ ที่ครูให้ไป เดี๋ยวเรามาเปิดดู "
    },
    {
      "message_id": 1624,
      "agent_id": 15,
      "delay": 10.679,
      "onscreen_delay": 2.028,
      "typing_delay": 8.651,
      "typing_duration": 8.651,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1625,
      "agent_id": 16,
      "delay": 7.537,
      "onscreen_delay": 0,
      "typing_delay": 7.537,
      "typing_duration": 11.225,
      "wpm": 13,
      "message": "ตัวนี้นะคะ "
    },
    {
      "message_id": 1626,
      "agent_id": 13,
      "delay": 7.224,
      "onscreen_delay": 2.753,
      "typing_delay": 4.471,
      "typing_duration": 15.558,
      "wpm": 22,
      "message": "อันนี้คือ Paper ตัวเต็ม"
    },
    {
      "message_id": 1627,
      "agent_id": 14,
      "delay": 11.558,
      "onscreen_delay": 6.983,
      "typing_delay": 4.575,
      "typing_duration": 13.531,
      "wpm": 42,
      "message": "เราเลื่อนมาตรงเอกสารอ้างอิงหน้าสุดท้าย "
    },
    {
      "message_id": 1628,
      "agent_id": 15,
      "delay": 9.53,
      "onscreen_delay": 4.614,
      "typing_delay": 4.916,
      "typing_duration": 18.478,
      "wpm": 30,
      "message": "เห็นไหมคะ 17 ก็คือเขาอ้างอิงจากอะไรคะ "
    },
    {
      "message_id": 1629,
      "agent_id": 16,
      "delay": 14.477,
      "onscreen_delay": 7.44,
      "typing_delay": 7.037,
      "typing_duration": 10.473,
      "wpm": 11,
      "message": "กรมพัฒนา"
    },
    {
      "message_id": 1630,
      "agent_id": 13,
      "delay": 10.477,
      "onscreen_delay": 5.989,
      "typing_delay": 4.488,
      "typing_duration": 15.819,
      "wpm": 16,
      "message": "ธุรกิจการค้า 2559 "
    },
    {
      "message_id": 1631,
      "agent_id": 14,
      "delay": 11.818,
      "onscreen_delay": 7.014,
      "typing_delay": 4.804,
      "typing_duration": 18.04,
      "wpm": 32,
      "message": "ระบบคลังข้อมูลธุรกิจ สืบค้นจาก URL นี้ "
    },
    {
      "message_id": 1632,
      "agent_id": 15,
      "delay": 14.039,
      "onscreen_delay": 9.205,
      "typing_delay": 4.834,
      "typing_duration": 13.42,
      "wpm": 37,
      "message": "เห็นไหมคะ ดังนั้นงานวิจัยอะไร ถ้า"
    },
    {
      "message_id": 1633,
      "agent_id": 16,
      "delay": 10.039,
      "onscreen_delay": 5.316,
      "typing_delay": 4.723,
      "typing_duration": 11.5,
      "wpm": 53,
      "message": "เราก็ต้องอ้างอิง ถ้าเราสนใจพฤติกรรมการใช้ "
    },
    {
      "message_id": 1634,
      "agent_id": 13,
      "delay": 7.499,
      "onscreen_delay": 2.397,
      "typing_delay": 5.102,
      "typing_duration": 17.791,
      "wpm": 30,
      "message": "Smart Phone ของนักศึกษาราชภัฏสกลนคร "
    },
    {
      "message_id": 1635,
      "agent_id": 14,
      "delay": 13.791,
      "onscreen_delay": 9.741,
      "typing_delay": 4.05,
      "typing_duration": 17.878,
      "wpm": 31,
      "message": "มีทั้งหมด สมมุติ 12,000 รู้ได้อย่างไร "
    },
    {
      "message_id": 1636,
      "agent_id": 15,
      "delay": 13.876,
      "onscreen_delay": 8.595,
      "typing_delay": 5.281,
      "typing_duration": 17.961,
      "wpm": 21,
      "message": "12,000 คน เราก็อ้างอิงว่า "
    },
    {
      "message_id": 1637,
      "agent_id": 16,
      "delay": 13.96,
      "onscreen_delay": 8.86,
      "typing_delay": 5.1,
      "typing_duration": 10.487,
      "wpm": 34,
      "message": "สำนักงานทะเบียนโอเคไหมคะ "
    },
    {
      "message_id": 1638,
      "agent_id": 13,
      "delay": 9.959,
      "onscreen_delay": 5.458,
      "typing_delay": 4.501,
      "typing_duration": 16.203,
      "wpm": 36,
      "message": "เราก็ต้องอ้างอิงหน่วยงานที่เขาบันทึกไว้ "
    },
    {
      "message_id": 1639,
      "agent_id": 14,
      "delay": 12.193,
      "onscreen_delay": 7.385,
      "typing_delay": 4.808,
      "typing_duration": 16.64,
      "wpm": 41,
      "message": "แล้วก็ต้องเขียนอ้างอิงในลักษณะนี้ โอ.เค. นะคะ "
    },
    {
      "message_id": 1640,
      "agent_id": 15,
      "delay": 12.64,
      "onscreen_delay": 8.285,
      "typing_delay": 4.355,
      "typing_duration": 15.26,
      "wpm": 44,
      "message": "อันนี้ประเด็นแรกก็คือ เรารู้ว่าประชากรเป็นใคร "
    },
    {
      "message_id": 1641,
      "agent_id": 16,
      "delay": 11.258,
      "onscreen_delay": 7.256,
      "typing_delay": 4.002,
      "typing_duration": 12.577,
      "wpm": 32,
      "message": "แล้ว เราค่อยมาออกแบบวิธีการ"
    },
    {
      "message_id": 1642,
      "agent_id": 13,
      "delay": 8.577,
      "onscreen_delay": 4.12,
      "typing_delay": 4.457,
      "typing_duration": 17.433,
      "wpm": 43,
      "message": "สุ่มตัวอย่าง และกำหนดขนาดตัวอย่าง อย่างงานวิจัยนี้ "
    },
    {
      "message_id": 1643,
      "agent_id": 14,
      "delay": 13.431,
      "onscreen_delay": 7.999,
      "typing_delay": 5.432,
      "typing_duration": 15.26,
      "wpm": 35,
      "message": "กลุ่มตัวอย่างนะคะ ผู้วิจัยกำหนดไปเลย "
    },
    {
      "message_id": 1644,
      "agent_id": 15,
      "delay": 11.259,
      "onscreen_delay": 6.52,
      "typing_delay": 4.739,
      "typing_duration": 10.751,
      "wpm": 32,
      "message": "เห็นไหมคะว่า จะต้องเป็น"
    },
    {
      "message_id": 1645,
      "agent_id": 16,
      "delay": 7.258,
      "onscreen_delay": 3.243,
      "typing_delay": 4.015,
      "typing_duration": 15.124,
      "wpm": 50,
      "message": "ผู้บริหารเท่านั้นเป็นเจ้าหน้าที่ปฏิบัติการเท่านั้น "
    },
    {
      "message_id": 1646,
      "agent_id": 13,
      "delay": 11.112,
      "onscreen_delay": 6.327,
      "typing_delay": 4.785,
      "typing_duration": 12.438,
      "wpm": 36,
      "message": "และจำนวน 400 คน ขนาดตัวอย่าง n "
    },
    {
      "message_id": 1647,
      "agent_id": 14,
      "delay": 8.438,
      "onscreen_delay": 3.901,
      "typing_delay": 4.537,
      "typing_duration": 17.333,
      "wpm": 29,
      "message": "มีค่าเป็น 400 400 คำนวนได้อย่างไร "
    },
    {
      "message_id": 1648,
      "agent_id": 15,
      "delay": 13.332,
      "onscreen_delay": 8.662,
      "typing_delay": 4.67,
      "typing_duration": 13.578,
      "wpm": 27,
      "message": "เขาเปิดตารางสำเร็จรูปของ "
    },
    {
      "message_id": 1649,
      "agent_id": 16,
      "delay": 9.577,
      "onscreen_delay": 4.716,
      "typing_delay": 4.861,
      "typing_duration": 11.303,
      "wpm": 32,
      "message": "แสดงว่าวิธีกำหนดตัวอย่าง"
    },
    {
      "message_id": 1650,
      "agent_id": 13,
      "delay": 7.303,
      "onscreen_delay": 2.857,
      "typing_delay": 4.446,
      "typing_duration": 19.008,
      "wpm": 25,
      "message": "ที่เราอาจจะทำได้ ก็คือของ เครซี่ "
    },
    {
      "message_id": 1651,
      "agent_id": 14,
      "delay": 15.006,
      "onscreen_delay": 10.449,
      "typing_delay": 4.557,
      "typing_duration": 13.845,
      "wpm": 41,
      "message": "ดูรายละเอียดจากเอกสารอ้างอิงหมายเลข 18 "
    },
    {
      "message_id": 1652,
      "agent_id": 15,
      "delay": 11.005,
      "onscreen_delay": 6.489,
      "typing_delay": 4.516,
      "typing_duration": 17.957,
      "wpm": 33,
      "message": "เห็นไหมคะ แล้วเขาใช้วิธีการสุ่มตัวอย่าง "
    },
    {
      "message_id": 1653,
      "agent_id": 16,
      "delay": 13.957,
      "onscreen_delay": 9.752,
      "typing_delay": 4.205,
      "typing_duration": 10.885,
      "wpm": 21,
      "message": "แบบแบ่งชั้นภูมิ "
    },
    {
      "message_id": 1654,
      "agent_id": 13,
      "delay": 9.956,
      "onscreen_delay": 5.579,
      "typing_delay": 4.377,
      "typing_duration": 16.432,
      "wpm": 36,
      "message": "ข้อสำคัญเวลาเขียน Paper หรือบทความวิจัย "
    },
    {
      "message_id": 1655,
      "agent_id": 14,
      "delay": 12.431,
      "onscreen_delay": 8.171,
      "typing_delay": 4.26,
      "typing_duration": 14.078,
      "wpm": 54,
      "message": "เราจะสุ่มตัวอย่างแบบแบ่งชั้นภูมิแล้ว เราควรจะบอกว่า"
    },
    {
      "message_id": 1656,
      "agent_id": 15,
      "delay": 10.076,
      "onscreen_delay": 5.682,
      "typing_delay": 4.394,
      "typing_duration": 16.808,
      "wpm": 36,
      "message": "ชั้นภูมิของคุณ หรืองานที่คุณศึกษาคืออะไร"
    },
    {
      "message_id": 1657,
      "agent_id": 16,
      "delay": 12.807,
      "onscreen_delay": 8.112,
      "typing_delay": 4.695,
      "typing_duration": 10.294,
      "wpm": 42,
      "message": "นะคะ หรือตัวนี้ชั้นภูมิของเขา"
    },
    {
      "message_id": 1658,
      "agent_id": 13,
      "delay": 8.807,
      "onscreen_delay": 4.263,
      "typing_delay": 4.544,
      "typing_duration": 11.981,
      "wpm": 31,
      "message": "ตามอะไรคะ ภูมิภาค ที่ตั้ง "
    },
    {
      "message_id": 1659,
      "agent_id": 14,
      "delay": 7.965,
      "onscreen_delay": 3.605,
      "typing_delay": 4.36,
      "typing_duration": 16.371,
      "wpm": 23,
      "message": "ธุรกิจเห็นไหมคะ อย่างเช่น "
    },
    {
      "message_id": 1660,
      "agent_id": 15,
      "delay": 12.37,
      "onscreen_delay": 7.445,
      "typing_delay": 4.925,
      "typing_duration": 17.68,
      "wpm": 25,
      "message": "ชั้นภาคเหนือ ชั้นภูมิภาคอีสาน "
    },
    {
      "message_id": 1661,
      "agent_id": 16,
      "delay": 13.68,
      "onscreen_delay": 9.749,
      "typing_delay": 3.931,
      "typing_duration": 12.966,
      "wpm": 42,
      "message": "ใต้ ชั้นภูมิภาคกลาง มี 4 ชั้นภูมินี้ "
    },
    {
      "message_id": 1662,
      "agent_id": 13,
      "delay": 9.679,
      "onscreen_delay": 5.163,
      "typing_delay": 4.516,
      "typing_duration": 19,
      "wpm": 36,
      "message": "เวลาเก็บตัวอย่าง ก็ต้องเก็บมาจากทุก ๆ ชั้นภูมิ "
    },
    {
      "message_id": 1663,
      "agent_id": 14,
      "delay": 14.996,
      "onscreen_delay": 10.908,
      "typing_delay": 4.088,
      "typing_duration": 15.404,
      "wpm": 46,
      "message": "ชั้นภูมิ ก็คือ ทุก ๆ ภาค โอ.เค. ไหมคะ อันนี้คือ"
    },
    {
      "message_id": 1664,
      "agent_id": 15,
      "delay": 11.402,
      "onscreen_delay": 7.089,
      "typing_delay": 4.313,
      "typing_duration": 12.223,
      "wpm": 22,
      "message": "ตัวอย่างที่ 1 นะคะ "
    },
    {
      "message_id": 1665,
      "agent_id": 16,
      "delay": 8.223,
      "onscreen_delay": 3.243,
      "typing_delay": 4.98,
      "typing_duration": 11.134,
      "wpm": 47,
      "message": "ส่วนบทความที่ 2 ที่ให้เราไปอ่านนะคะ "
    },
    {
      "message_id": 1666,
      "agent_id": 13,
      "delay": 7.132,
      "onscreen_delay": 2.705,
      "typing_delay": 4.427,
      "typing_duration": 19.001,
      "wpm": 45,
      "message": "ก็จะเป็นเรื่องการพัฒนาบทเรียนอิเล็กทรอนิกส์ แบบมีปฏิสัมพั"
    },
    {
      "message_id": 1667,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 10.012,
      "typing_delay": 4.989,
      "typing_duration": 13.587,
      "wpm": 41,
      "message": "ตรงนี้วัตถุประสงค์มี 3 ข้อ เป็นลักษณะ"
    },
    {
      "message_id": 1668,
      "agent_id": 15,
      "delay": 11,
      "onscreen_delay": 6.398,
      "typing_delay": 4.602,
      "typing_duration": 10.138,
      "wpm": 36,
      "message": "การพัฒนาสื่อการเรียนนะคะ "
    },
    {
      "message_id": 1669,
      "agent_id": 16,
      "delay": 6.998,
      "onscreen_delay": 2.652,
      "typing_delay": 4.346,
      "typing_duration": 10.559,
      "wpm": 55,
      "message": "คือเราจะต้องสร้างบทเรียน อิเล็กทรอนิกส์ "
    },
    {
      "message_id": 1670,
      "agent_id": 13,
      "delay": 6.547,
      "onscreen_delay": 1.703,
      "typing_delay": 4.844,
      "typing_duration": 17.811,
      "wpm": 22,
      "message": "แล้วค่อยมาศึกษาประสิทธิภาพ"
    },
    {
      "message_id": 1671,
      "agent_id": 14,
      "delay": 13.81,
      "onscreen_delay": 9.733,
      "typing_delay": 4.077,
      "typing_duration": 13.064,
      "wpm": 7,
      "message": "ของมัน "
    },
    {
      "message_id": 1672,
      "agent_id": 15,
      "delay": 9.808,
      "onscreen_delay": 2.476,
      "typing_delay": 7.332,
      "typing_duration": 11.948,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1673,
      "agent_id": 16,
      "delay": 7.947,
      "onscreen_delay": 2.709,
      "typing_delay": 5.238,
      "typing_duration": 11.585,
      "wpm": 43,
      "message": "เรามาดูประชากรที่เราออกแบบไว้นะคะ "
    },
    {
      "message_id": 1674,
      "agent_id": 13,
      "delay": 7.584,
      "onscreen_delay": 3.274,
      "typing_delay": 4.31,
      "typing_duration": 13.582,
      "wpm": 36,
      "message": "ผู้เรียนระดับมัธยมศึกษา และผู้สอน "
    },
    {
      "message_id": 1675,
      "agent_id": 14,
      "delay": 9.582,
      "onscreen_delay": 5.569,
      "typing_delay": 4.013,
      "typing_duration": 14.58,
      "wpm": 58,
      "message": "แสดงว่าประชากรเป็นทั้งนักเรียน เป็นทั้งอาจารย์ เห็นไหมคะ "
    },
    {
      "message_id": 1676,
      "agent_id": 15,
      "delay": 10.578,
      "onscreen_delay": 3.813,
      "typing_delay": 6.765,
      "typing_duration": 19.001,
      "wpm": 31,
      "message": "ดังนี้ ตัวอย่างก็ต้องประกอบด้วย 2 อย่าง"
    },
    {
      "message_id": 1677,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 9.877,
      "typing_delay": 5.123,
      "typing_duration": 9.759,
      "wpm": 32,
      "message": "ส่วนที่ 1 ก็คือผู้สอน "
    },
    {
      "message_id": 1678,
      "agent_id": 13,
      "delay": 11,
      "onscreen_delay": 6.379,
      "typing_delay": 4.621,
      "typing_duration": 18.581,
      "wpm": 37,
      "message": "ต้องมีหน้าที่ ใช้บทเรียนอิเล็กทรอนิกส์ด้วยนะคะ "
    },
    {
      "message_id": 1679,
      "agent_id": 14,
      "delay": 14.58,
      "onscreen_delay": 10.295,
      "typing_delay": 4.285,
      "typing_duration": 15.047,
      "wpm": 34,
      "message": "เขาสุ่มตัวอย่างมีกี่คนคะ 5 คน ซึ่ง"
    },
    {
      "message_id": 1680,
      "agent_id": 15,
      "delay": 11.047,
      "onscreen_delay": 6.729,
      "typing_delay": 4.318,
      "typing_duration": 12.085,
      "wpm": 16,
      "message": "การสุ่มตรงนี้ "
    },
    {
      "message_id": 1681,
      "agent_id": 16,
      "delay": 8.084,
      "onscreen_delay": 2.895,
      "typing_delay": 5.189,
      "typing_duration": 10.714,
      "wpm": 39,
      "message": "ครูว่าเอาไว้ใช้ความน่าจะเป็น "
    },
    {
      "message_id": 1682,
      "agent_id": 13,
      "delay": 6.713,
      "onscreen_delay": 2.195,
      "typing_delay": 4.518,
      "typing_duration": 12.471,
      "wpm": 25,
      "message": "5 คนนี้ ถูก Fix กำหนด "
    },
    {
      "message_id": 1683,
      "agent_id": 14,
      "delay": 8.471,
      "onscreen_delay": 3.991,
      "typing_delay": 4.48,
      "typing_duration": 13.686,
      "wpm": 41,
      "message": "เจาะจงลงไปเลยว่าต้องเป็นผู้สอน 5 คนนะ "
    },
    {
      "message_id": 1684,
      "agent_id": 15,
      "delay": 9.677,
      "onscreen_delay": 5.186,
      "typing_delay": 4.491,
      "typing_duration": 17.689,
      "wpm": 36,
      "message": "ที่ใช้บทเรียนอิเล็กทรอนิกส์นี้ ถูกกำหนดแล้ว "
    },
    {
      "message_id": 1685,
      "agent_id": 16,
      "delay": 13.688,
      "onscreen_delay": 8.138,
      "typing_delay": 5.55,
      "typing_duration": 15.223,
      "wpm": 38,
      "message": "ว่าเป็นใครสอนบ้าง นายเอ สอน นายเอก็ต้อง"
    },
    {
      "message_id": 1686,
      "agent_id": 13,
      "delay": 11.221,
      "onscreen_delay": 4.667,
      "typing_delay": 6.554,
      "typing_duration": 13.202,
      "wpm": 33,
      "message": "เข้างานวิจัยนี้นะคะ สว่นที่ 2 "
    },
    {
      "message_id": 1687,
      "agent_id": 14,
      "delay": 9.202,
      "onscreen_delay": 3.732,
      "typing_delay": 5.47,
      "typing_duration": 13.362,
      "wpm": 30,
      "message": "ผู้เรียนนะคะ ตรงนี้ผู้เรียน"
    },
    {
      "message_id": 1688,
      "agent_id": 15,
      "delay": 9.361,
      "onscreen_delay": 4.869,
      "typing_delay": 4.492,
      "typing_duration": 16.086,
      "wpm": 34,
      "message": "จำนวน 150 คน ก็คือนักเรียนที่เรียนใน "
    },
    {
      "message_id": 1689,
      "agent_id": 16,
      "delay": 12.07,
      "onscreen_delay": 5.875,
      "typing_delay": 6.195,
      "typing_duration": 12.174,
      "wpm": 39,
      "message": "5 วิชานี้ ทั้ง 2 ส่วนนี้ผู้วิจัย "
    },
    {
      "message_id": 1690,
      "agent_id": 13,
      "delay": 8.172,
      "onscreen_delay": 2.955,
      "typing_delay": 5.217,
      "typing_duration": 11.369,
      "wpm": 24,
      "message": "มีการกำหนดตัวอย่าง "
    },
    {
      "message_id": 1691,
      "agent_id": 14,
      "delay": 7.368,
      "onscreen_delay": 3.151,
      "typing_delay": 4.217,
      "typing_duration": 14.469,
      "wpm": 37,
      "message": "โดยใช้วิธีเจาะจงเห็นไหมคะ ไม่ได้สุ่ม"
    },
    {
      "message_id": 1692,
      "agent_id": 15,
      "delay": 10.469,
      "onscreen_delay": 6.123,
      "typing_delay": 4.346,
      "typing_duration": 16.219,
      "wpm": 29,
      "message": "อย่างง่าย ไม่ได้สุ่มแบบชั้นภูมิ "
    },
    {
      "message_id": 1693,
      "agent_id": 16,
      "delay": 12.219,
      "onscreen_delay": 8.072,
      "typing_delay": 4.147,
      "typing_duration": 9.618,
      "wpm": 33,
      "message": "ไม่อาศัยความน่าจะเป็น"
    },
    {
      "message_id": 1694,
      "agent_id": 13,
      "delay": 8.218,
      "onscreen_delay": 3.334,
      "typing_delay": 4.884,
      "typing_duration": 13.262,
      "wpm": 32,
      "message": "การพัฒนาสื่อนี้ แล้วก็ใช้สอน"
    },
    {
      "message_id": 1695,
      "agent_id": 14,
      "delay": 9.262,
      "onscreen_delay": 4.953,
      "typing_delay": 4.309,
      "typing_duration": 16.658,
      "wpm": 39,
      "message": "ในหน่วยงานแห่งหนึ่ง ก็คือจากงานวิจัยนี้นะคะ "
    },
    {
      "message_id": 1696,
      "agent_id": 15,
      "delay": 12.658,
      "onscreen_delay": 7.038,
      "typing_delay": 5.62,
      "typing_duration": 9.915,
      "wpm": 26,
      "message": "คราวนี้เรามาดูว่า "
    },
    {
      "message_id": 1697,
      "agent_id": 16,
      "delay": 8.646,
      "onscreen_delay": 4.267,
      "typing_delay": 4.379,
      "typing_duration": 13.53,
      "wpm": 49,
      "message": "การกำหนดขนาดตัวอย่าง เราต้องคำนึงถึงตัวอย่าง "
    },
    {
      "message_id": 1698,
      "agent_id": 13,
      "delay": 9.529,
      "onscreen_delay": 2.647,
      "typing_delay": 6.882,
      "typing_duration": 16.689,
      "wpm": 29,
      "message": "1. ค่าใช้จ่าย ยิ่งใช้ตัวอย่างมาก "
    },
    {
      "message_id": 1699,
      "agent_id": 14,
      "delay": 12.679,
      "onscreen_delay": 8.665,
      "typing_delay": 4.014,
      "typing_duration": 13.728,
      "wpm": 51,
      "message": "ไปถามคนจำนวนมากก็ต้องใช้เงินเยอะนะคะ ใช้เวลามาก"
    },
    {
      "message_id": 1700,
      "agent_id": 15,
      "delay": 9.728,
      "onscreen_delay": 4.648,
      "typing_delay": 5.08,
      "typing_duration": 17.45,
      "wpm": 43,
      "message": "นะคะ อันนี้จะต้องคิดว่างานวิจัยเรามีงบประมาณเท่าไร"
    },
    {
      "message_id": 1701,
      "agent_id": 16,
      "delay": 13.449,
      "onscreen_delay": 8.394,
      "typing_delay": 5.055,
      "typing_duration": 12.034,
      "wpm": 34,
      "message": "นะคะ 2 ถ้าประชากรมีขนาดใหญ่ "
    },
    {
      "message_id": 1702,
      "agent_id": 13,
      "delay": 9.443,
      "onscreen_delay": 4.319,
      "typing_delay": 5.124,
      "typing_duration": 17.735,
      "wpm": 28,
      "message": "เราก็ควรจะเลือกตัวอย่างที่มันใหญ่"
    },
    {
      "message_id": 1703,
      "agent_id": 14,
      "delay": 13.735,
      "onscreen_delay": 9.061,
      "typing_delay": 4.674,
      "typing_duration": 16.03,
      "wpm": 28,
      "message": "นะคะ แต่ถ้าเกิดประชากรขนาดใหญ่"
    },
    {
      "message_id": 1704,
      "agent_id": 15,
      "delay": 12.029,
      "onscreen_delay": 7.528,
      "typing_delay": 4.501,
      "typing_duration": 18.146,
      "wpm": 36,
      "message": "นั้นมันมีความเหมือนกันมาก ไม่จำเป็นต้องสุ่ม "
    },
    {
      "message_id": 1705,
      "agent_id": 16,
      "delay": 14.146,
      "onscreen_delay": 9.913,
      "typing_delay": 4.233,
      "typing_duration": 9.108,
      "wpm": 38,
      "message": "จำนวนมาก ยกตัวอย่างเช่น "
    },
    {
      "message_id": 1706,
      "agent_id": 13,
      "delay": 10.145,
      "onscreen_delay": 5.86,
      "typing_delay": 4.285,
      "typing_duration": 13.63,
      "wpm": 24,
      "message": "ใน 1 หม้อ ต้มยำ 1 หม้อ "
    },
    {
      "message_id": 1707,
      "agent_id": 14,
      "delay": 9.629,
      "onscreen_delay": 5.532,
      "typing_delay": 4.097,
      "typing_duration": 16.929,
      "wpm": 47,
      "message": "เราอยากจะชิมว่ามันอร่อยไหม การชิมก็คือการสุ่มตัวอย่าง "
    },
    {
      "message_id": 1708,
      "agent_id": 15,
      "delay": 12.927,
      "onscreen_delay": 8.018,
      "typing_delay": 4.909,
      "typing_duration": 18.87,
      "wpm": 12,
      "message": "เราใช้ทัพพีคน ๆ  "
    },
    {
      "message_id": 1709,
      "agent_id": 16,
      "delay": 14.854,
      "onscreen_delay": 9.98,
      "typing_delay": 4.874,
      "typing_duration": 12.623,
      "wpm": 42,
      "message": "ให้มันเข้าเนื้อเข้ารสชาติในหม้อนั้น "
    },
    {
      "message_id": 1710,
      "agent_id": 13,
      "delay": 10.845,
      "onscreen_delay": 6.498,
      "typing_delay": 4.347,
      "typing_duration": 14.601,
      "wpm": 33,
      "message": "เราใช้ช้อนตักมาแค่ ชิมแค่คำเดียว"
    },
    {
      "message_id": 1711,
      "agent_id": 14,
      "delay": 10.601,
      "onscreen_delay": 6.361,
      "typing_delay": 4.24,
      "typing_duration": 13.952,
      "wpm": 33,
      "message": "เราก็รู้ว่าแกงต้มยำนั้นอร่อยไหม "
    },
    {
      "message_id": 1712,
      "agent_id": 15,
      "delay": 9.952,
      "onscreen_delay": 5.286,
      "typing_delay": 4.666,
      "typing_duration": 19,
      "wpm": 42,
      "message": "อันนี้ ก็จะเิป็นความสำคัญอีกอันหนึ่งที่เราต้องพิจารณษ"
    },
    {
      "message_id": 1713,
      "agent_id": 16,
      "delay": 14.992,
      "onscreen_delay": 10.414,
      "typing_delay": 4.578,
      "typing_duration": 8.204,
      "wpm": 46,
      "message": "อย่างหนึ่งที่เราจะพิจารณา"
    },
    {
      "message_id": 1714,
      "agent_id": 13,
      "delay": 10.99,
      "onscreen_delay": 6.406,
      "typing_delay": 4.584,
      "typing_duration": 14.323,
      "wpm": 44,
      "message": "มีความหลากหลาย คุณต้องสุ่มตัวอย่างขนาดใหญ่ "
    },
    {
      "message_id": 1715,
      "agent_id": 14,
      "delay": 10.32,
      "onscreen_delay": 5.005,
      "typing_delay": 5.315,
      "typing_duration": 13.178,
      "wpm": 43,
      "message": "แล้วก็ถ้าเกิดให้คำตอบของงานวิจัยมีความ"
    },
    {
      "message_id": 1716,
      "agent_id": 15,
      "delay": 9.177,
      "onscreen_delay": 4.523,
      "typing_delay": 4.654,
      "typing_duration": 19,
      "wpm": 30,
      "message": "แม่นยำมากเท่าไรก็ตาม ยิ่งต้องใช้ตัวอย่"
    },
    {
      "message_id": 1717,
      "agent_id": 16,
      "delay": 14.998,
      "onscreen_delay": 9.757,
      "typing_delay": 5.241,
      "typing_duration": 8.941,
      "wpm": 35,
      "message": "ขนาดใหญ่ขึ้นโอเคไหมคะ "
    },
    {
      "message_id": 1718,
      "agent_id": 13,
      "delay": 10.996,
      "onscreen_delay": 6.034,
      "typing_delay": 4.962,
      "typing_duration": 18.226,
      "wpm": 43,
      "message": "ความคาดเคลื่อนมันน้อย ก็ต้องสุ่มตัวอย่างขนาดใหญ่ขึ้น "
    },
    {
      "message_id": 1719,
      "agent_id": 14,
      "delay": 14.226,
      "onscreen_delay": 9.447,
      "typing_delay": 4.779,
      "typing_duration": 13.293,
      "wpm": 41,
      "message": "โอ.เค. ไหมคะ อันนี้คือสิ่งที่เราต้อง"
    },
    {
      "message_id": 1720,
      "agent_id": 15,
      "delay": 10.222,
      "onscreen_delay": 5.859,
      "typing_delay": 4.363,
      "typing_duration": 16.109,
      "wpm": 27,
      "message": "คำนึกถึงเวลากำหนดขนาดตัวอย่าง "
    },
    {
      "message_id": 1721,
      "agent_id": 16,
      "delay": 12.108,
      "onscreen_delay": 7.904,
      "typing_delay": 4.204,
      "typing_duration": 12.327,
      "wpm": 27,
      "message": "คราวนี้เรามาดูการคำนวณ"
    },
    {
      "message_id": 1722,
      "agent_id": 13,
      "delay": 8.327,
      "onscreen_delay": 4.209,
      "typing_delay": 4.118,
      "typing_duration": 18.787,
      "wpm": 34,
      "message": "อย่างง่าย อย่างแรกนะคะ การกำหนดขนาดตัวอย่าง "
    },
    {
      "message_id": 1723,
      "agent_id": 14,
      "delay": 14.787,
      "onscreen_delay": 10.609,
      "typing_delay": 4.178,
      "typing_duration": 19.001,
      "wpm": 21,
      "message": "วิธีของ ทาโร่ ยามาเน่ ก็คื"
    },
    {
      "message_id": 1724,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 10.351,
      "typing_delay": 4.649,
      "typing_duration": 11.589,
      "wpm": 4,
      "message": "ว่า "
    },
    {
      "message_id": 1725,
      "agent_id": 16,
      "delay": 10.999,
      "onscreen_delay": 6.084,
      "typing_delay": 4.915,
      "typing_duration": 13.791,
      "wpm": 42,
      "message": "เป็นการกำหนดขนาดตัวอย่าง เพื่อมุ่งคำนวณ"
    },
    {
      "message_id": 1726,
      "agent_id": 13,
      "delay": 9.79,
      "onscreen_delay": 5.014,
      "typing_delay": 4.776,
      "typing_duration": 17.775,
      "wpm": 32,
      "message": "หรือประมาณค่าสัดส่วนของประชากรเป็นหลัก"
    },
    {
      "message_id": 1727,
      "agent_id": 14,
      "delay": 13.774,
      "onscreen_delay": 9.622,
      "typing_delay": 4.152,
      "typing_duration": 16.096,
      "wpm": 49,
      "message": "นะคะ ดังนั้นประชากรที่เราศึกษาจะต้องแบ่งเป็นคุณลักษณะ"
    },
    {
      "message_id": 1728,
      "agent_id": 15,
      "delay": 12.095,
      "onscreen_delay": 6.831,
      "typing_delay": 5.264,
      "typing_duration": 14.199,
      "wpm": 10,
      "message": "เชิงกลุ่ม "
    },
    {
      "message_id": 1729,
      "agent_id": 16,
      "delay": 10.198,
      "onscreen_delay": 4.975,
      "typing_delay": 5.223,
      "typing_duration": 13.991,
      "wpm": 27,
      "message": "อย่างเช่นที่ครูยกตัวอย่าง "
    },
    {
      "message_id": 1730,
      "agent_id": 13,
      "delay": 9.99,
      "onscreen_delay": 5.196,
      "typing_delay": 4.794,
      "typing_duration": 17.115,
      "wpm": 38,
      "message": "จะขึ้นค่าหน่วยกิต นักศึกษาจะพอใจหรือไม่พอใจ "
    },
    {
      "message_id": 1731,
      "agent_id": 14,
      "delay": 13.114,
      "onscreen_delay": 8.063,
      "typing_delay": 5.051,
      "typing_duration": 14.12,
      "wpm": 35,
      "message": "เห็นด้วยหรือไม่เห็นด้วย เห็นไหมคะ "
    },
    {
      "message_id": 1732,
      "agent_id": 15,
      "delay": 10.119,
      "onscreen_delay": 5.461,
      "typing_delay": 4.658,
      "typing_duration": 15.075,
      "wpm": 34,
      "message": "นักศึกษาที่เห็นด้วยเป็นจำนวนเท่าไร "
    },
    {
      "message_id": 1733,
      "agent_id": 16,
      "delay": 11.075,
      "onscreen_delay": 6.215,
      "typing_delay": 4.86,
      "typing_duration": 10.363,
      "wpm": 46,
      "message": "ตัวนี้แหละคือการประมาณค่าสัดส่วน "
    },
    {
      "message_id": 1734,
      "agent_id": 13,
      "delay": 7.073,
      "onscreen_delay": 0.795,
      "typing_delay": 6.278,
      "typing_duration": 15.166,
      "wpm": 23,
      "message": "ตัวสูตรที่ใช้ในการคำนวณ "
    },
    {
      "message_id": 1735,
      "agent_id": 14,
      "delay": 11.166,
      "onscreen_delay": 6.157,
      "typing_delay": 5.009,
      "typing_duration": 14.084,
      "wpm": 27,
      "message": "n ก็คือขนาดตัวอย่าง มีค่า"
    },
    {
      "message_id": 1736,
      "agent_id": 15,
      "delay": 10.083,
      "onscreen_delay": 5.028,
      "typing_delay": 5.055,
      "typing_duration": 16.296,
      "wpm": 19,
      "message": "เท่ากับ N ขนาดประชากร "
    },
    {
      "message_id": 1737,
      "agent_id": 16,
      "delay": 12.295,
      "onscreen_delay": 7.242,
      "typing_delay": 5.053,
      "typing_duration": 17.555,
      "wpm": 27,
      "message": "หารด้วย 1+ N หารด้วย e ยกกำลัง 2 "
    },
    {
      "message_id": 1738,
      "agent_id": 13,
      "delay": 13.553,
      "onscreen_delay": 7.441,
      "typing_delay": 6.112,
      "typing_duration": 19.001,
      "wpm": 17,
      "message": "e ย่อมาจากวำว่า Errrp"
    },
    {
      "message_id": 1739,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 10.196,
      "typing_delay": 4.805,
      "typing_duration": 15.409,
      "wpm": 19,
      "message": "ก็คือความคลาดเคลื่อน "
    },
    {
      "message_id": 1740,
      "agent_id": 15,
      "delay": 11.408,
      "onscreen_delay": 5.274,
      "typing_delay": 6.134,
      "typing_duration": 15.46,
      "wpm": 26,
      "message": "สัดส่วนตัวอย่างจะแตกต่างจาก"
    },
    {
      "message_id": 1741,
      "agent_id": 16,
      "delay": 11.459,
      "onscreen_delay": 7.651,
      "typing_delay": 3.808,
      "typing_duration": 10.644,
      "wpm": 47,
      "message": "ค่าสัดส่วนประชากร เราจะให้แตกต่าง"
    },
    {
      "message_id": 1742,
      "agent_id": 13,
      "delay": 7.455,
      "onscreen_delay": 2.049,
      "typing_delay": 5.406,
      "typing_duration": 18.245,
      "wpm": 20,
      "message": "ส่วนใหญ่แต่งต่างกับได้ 1 "
    },
    {
      "message_id": 1743,
      "agent_id": 14,
      "delay": 14.245,
      "onscreen_delay": 10.025,
      "typing_delay": 4.22,
      "typing_duration": 13.48,
      "wpm": 38,
      "message": "จะมีค่าเป็น 0.01 ถ้าให้มันแต่งต่าง"
    },
    {
      "message_id": 1744,
      "agent_id": 15,
      "delay": 10.244,
      "onscreen_delay": 5.637,
      "typing_delay": 4.607,
      "typing_duration": 12.99,
      "wpm": 20,
      "message": "กันได้ไม่เกิน 0.5 "
    },
    {
      "message_id": 1745,
      "agent_id": 16,
      "delay": 8.988,
      "onscreen_delay": 5.048,
      "typing_delay": 3.94,
      "typing_duration": 13.134,
      "wpm": 27,
      "message": "ก็คือแค่ 5 เปอร์เซ็นต์ e "
    },
    {
      "message_id": 1746,
      "agent_id": 13,
      "delay": 9.133,
      "onscreen_delay": 3.937,
      "typing_delay": 5.196,
      "typing_duration": 17.889,
      "wpm": 20,
      "message": "ส่วนใหญ่จะใช้แค่ 2 ระดับ "
    },
    {
      "message_id": 1747,
      "agent_id": 14,
      "delay": 13.877,
      "onscreen_delay": 9.68,
      "typing_delay": 4.197,
      "typing_duration": 11.938,
      "wpm": 29,
      "message": "0.01 กับ 0.05 แต่บางงาน"
    },
    {
      "message_id": 1748,
      "agent_id": 15,
      "delay": 9.877,
      "onscreen_delay": 5.332,
      "typing_delay": 4.545,
      "typing_duration": 17.511,
      "wpm": 27,
      "message": "ถ้าเกิดงบประมาณมันมีจำกัด ตรงนี้"
    },
    {
      "message_id": 1749,
      "agent_id": 16,
      "delay": 13.51,
      "onscreen_delay": 8.979,
      "typing_delay": 4.531,
      "typing_duration": 9.284,
      "wpm": 42,
      "message": "ก็อาจจะเพิ่มเป็น 0.1 ก็ได้"
    },
    {
      "message_id": 1750,
      "agent_id": 13,
      "delay": 9.51,
      "onscreen_delay": 3.736,
      "typing_delay": 5.774,
      "typing_duration": 17.187,
      "wpm": 39,
      "message": "คราวนี้เรามาดูว่า วิธีการคำนวณเราคำนวณอย่างไร "
    },
    {
      "message_id": 1751,
      "agent_id": 14,
      "delay": 13.186,
      "onscreen_delay": 7.961,
      "typing_delay": 5.225,
      "typing_duration": 10.898,
      "wpm": 23,
      "message": "จากตัวสูตรนี้นะคะ "
    },
    {
      "message_id": 1752,
      "agent_id": 15,
      "delay": 9.186,
      "onscreen_delay": 2.832,
      "typing_delay": 6.354,
      "typing_duration": 10.292,
      "wpm": 16,
      "message": "จากงานวิจัย"
    },
    {
      "message_id": 1753,
      "agent_id": 16,
      "delay": 6.291,
      "onscreen_delay": 2.11,
      "typing_delay": 4.181,
      "typing_duration": 11.067,
      "wpm": 52,
      "message": "ที่ยกตัวอย่างเมื่อสักครู่นะคะ ทรัพยากร"
    },
    {
      "message_id": 1754,
      "agent_id": 13,
      "delay": 7.066,
      "onscreen_delay": 2.697,
      "typing_delay": 4.369,
      "typing_duration": 17.393,
      "wpm": 29,
      "message": "ที่มีต่อความสามารถด้าน IT สมัยใหม่ "
    },
    {
      "message_id": 1755,
      "agent_id": 14,
      "delay": 13.391,
      "onscreen_delay": 6.728,
      "typing_delay": 6.663,
      "typing_duration": 18.35,
      "wpm": 29,
      "message": "อสังหาทรัพย์ เป็นเครื่องคิดเลขเลยนะ "
    },
    {
      "message_id": 1756,
      "agent_id": 15,
      "delay": 14.349,
      "onscreen_delay": 9.469,
      "typing_delay": 4.88,
      "typing_duration": 17.962,
      "wpm": 13,
      "message": "ว่าจาก Paper นี้ "
    },
    {
      "message_id": 1757,
      "agent_id": 16,
      "delay": 13.961,
      "onscreen_delay": 8.127,
      "typing_delay": 5.834,
      "typing_duration": 12.438,
      "wpm": 29,
      "message": "เขาบอกประชากรมีค่า 8,400 "
    },
    {
      "message_id": 1758,
      "agent_id": 13,
      "delay": 9.959,
      "onscreen_delay": 5.09,
      "typing_delay": 4.869,
      "typing_duration": 17.61,
      "wpm": 26,
      "message": "คน เห็นไหมคะ อ้างอิงจากเว็บไซต์ "
    },
    {
      "message_id": 1759,
      "agent_id": 14,
      "delay": 13.609,
      "onscreen_delay": 9.011,
      "typing_delay": 4.598,
      "typing_duration": 14.918,
      "wpm": 38,
      "message": "ของกรมพัฒนาธุรกิจการค้า ใช่ไหมคะตรงนี้ "
    },
    {
      "message_id": 1760,
      "agent_id": 15,
      "delay": 10.917,
      "onscreen_delay": 4.429,
      "typing_delay": 6.488,
      "typing_duration": 18.458,
      "wpm": 28,
      "message": "ถ้าเราคำนวณ เอาค่านี้ไปคำนวณหาด้วย "
    },
    {
      "message_id": 1761,
      "agent_id": 16,
      "delay": 14.458,
      "onscreen_delay": 8.397,
      "typing_delay": 6.061,
      "typing_duration": 10.756,
      "wpm": 31,
      "message": "ถ้าเราเอาค่านี้ไปคำนวณ"
    },
    {
      "message_id": 1762,
      "agent_id": 13,
      "delay": 10.457,
      "onscreen_delay": 6.231,
      "typing_delay": 4.226,
      "typing_duration": 16.118,
      "wpm": 29,
      "message": "ตอนนี้ถ้ากำหนดให้ความคาดเคลื่อน"
    },
    {
      "message_id": 1763,
      "agent_id": 14,
      "delay": 12.117,
      "onscreen_delay": 7.199,
      "typing_delay": 4.918,
      "typing_duration": 16.14,
      "wpm": 39,
      "message": "E เท่ากับ 0.05 แล้ว N จะมีค่าเท่ากับเท่าไร "
    },
    {
      "message_id": 1764,
      "agent_id": 15,
      "delay": 12.138,
      "onscreen_delay": 6.37,
      "typing_delay": 5.768,
      "typing_duration": 15.254,
      "wpm": 23,
      "message": "ทดเลยนะคะ เอากระดาษมาทด "
    },
    {
      "message_id": 1765,
      "agent_id": 16,
      "delay": 11.253,
      "onscreen_delay": 7.083,
      "typing_delay": 4.17,
      "typing_duration": 11.415,
      "wpm": 39,
      "message": "แทนค่าตามสูตรนี้นะคะ n เท่ากับ "
    },
    {
      "message_id": 1766,
      "agent_id": 13,
      "delay": 7.413,
      "onscreen_delay": 1.227,
      "typing_delay": 6.186,
      "typing_duration": 14.736,
      "wpm": 5,
      "message": "8,400 "
    },
    {
      "message_id": 1767,
      "agent_id": 14,
      "delay": 10.736,
      "onscreen_delay": 6.428,
      "typing_delay": 4.308,
      "typing_duration": 12.901,
      "wpm": 19,
      "message": "ส่วนด้วย 1+8,400 "
    },
    {
      "message_id": 1768,
      "agent_id": 15,
      "delay": 8.9,
      "onscreen_delay": 4.127,
      "typing_delay": 4.773,
      "typing_duration": 13.579,
      "wpm": 20,
      "message": "คูณ 0.05 ยกกำลัง 2 "
    },
    {
      "message_id": 1769,
      "agent_id": 16,
      "delay": 9.577,
      "onscreen_delay": 2.945,
      "typing_delay": 6.632,
      "typing_duration": 10.01,
      "wpm": 24,
      "message": "ตามตัวสูตรนี้เลย "
    },
    {
      "message_id": 1770,
      "agent_id": 13,
      "delay": 6.01,
      "onscreen_delay": 1.035,
      "typing_delay": 4.975,
      "typing_duration": 18.877,
      "wpm": 33,
      "message": "ในระหว่างนี้ให้นักศึกษากดเครื่องคิดเลขนะคะ "
    },
    {
      "message_id": 1771,
      "agent_id": 14,
      "delay": 14.876,
      "onscreen_delay": 10.611,
      "typing_delay": 4.265,
      "typing_duration": 10.68,
      "wpm": 18,
      "message": "เท่ากับเท่าไร "
    },
    {
      "message_id": 1772,
      "agent_id": 15,
      "delay": 10.875,
      "onscreen_delay": 4.829,
      "typing_delay": 6.046,
      "typing_duration": 13.103,
      "wpm": 9,
      "message": "ผู้โชคดี "
    },
    {
      "message_id": 1773,
      "agent_id": 16,
      "delay": 9.102,
      "onscreen_delay": 3.535,
      "typing_delay": 5.567,
      "typing_duration": 8.275,
      "wpm": 31,
      "message": "ได้คำตอบหรือยังคะ "
    },
    {
      "message_id": 1774,
      "agent_id": 13,
      "delay": 5.102,
      "onscreen_delay": 0.428,
      "typing_delay": 4.674,
      "typing_duration": 9.266,
      "wpm": 29,
      "message": "ครูลองถามคนนี้ดูสิ "
    },
    {
      "message_id": 1775,
      "agent_id": 14,
      "delay": 6.406,
      "onscreen_delay": 0,
      "typing_delay": 6.406,
      "typing_duration": 12.943,
      "wpm": 7,
      "message": "คิด... "
    },
    {
      "message_id": 1776,
      "agent_id": 15,
      "delay": 8.942,
      "onscreen_delay": 3.828,
      "typing_delay": 5.114,
      "typing_duration": 10.468,
      "wpm": 21,
      "message": "13 เต่าใช่ไหมคะ "
    },
    {
      "message_id": 1777,
      "agent_id": 16,
      "delay": 6.467,
      "onscreen_delay": 2.309,
      "typing_delay": 4.158,
      "typing_duration": 10.746,
      "wpm": 43,
      "message": "เต่าใช่ไหมคะ เต้ เต้ หมายเลข 13 "
    },
    {
      "message_id": 1778,
      "agent_id": 13,
      "delay": 6.745,
      "onscreen_delay": 1.952,
      "typing_delay": 4.793,
      "typing_duration": 8.07,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1779,
      "agent_id": 14,
      "delay": 7.319,
      "onscreen_delay": 0,
      "typing_delay": 7.319,
      "typing_duration": 11.604,
      "wpm": 4,
      "message": "เต้"
    },
    {
      "message_id": 1780,
      "agent_id": 15,
      "delay": 7.601,
      "onscreen_delay": 2.968,
      "typing_delay": 4.633,
      "typing_duration": 14.989,
      "wpm": 33,
      "message": "ใช่ไหม กดเครื่องคิดเลขได้เท่าไรคะ "
    },
    {
      "message_id": 1781,
      "agent_id": 16,
      "delay": 10.988,
      "onscreen_delay": 3.483,
      "typing_delay": 7.505,
      "typing_duration": 13.573,
      "wpm": 40,
      "message": "(ล่าม) ยังไม่ได้คิดเลยครับ (อาจารย์) "
    },
    {
      "message_id": 1782,
      "agent_id": 13,
      "delay": 9.573,
      "onscreen_delay": 3.993,
      "typing_delay": 5.58,
      "typing_duration": 8.93,
      "wpm": 25,
      "message": "คิดเลย ครูรอค่ะ "
    },
    {
      "message_id": 1783,
      "agent_id": 14,
      "delay": 6.202,
      "onscreen_delay": 0,
      "typing_delay": 6.202,
      "typing_duration": 16.19,
      "wpm": 23,
      "message": "ครูรอ คนอื่นก็คิดด้วยนะคะ "
    },
    {
      "message_id": 1784,
      "agent_id": 15,
      "delay": 12.19,
      "onscreen_delay": 7.592,
      "typing_delay": 4.598,
      "typing_duration": 16.916,
      "wpm": 28,
      "message": "เดี๋ยวเต้ตอบแล้ว ครูจะถามคนที่ 2 "
    },
    {
      "message_id": 1785,
      "agent_id": 16,
      "delay": 12.914,
      "onscreen_delay": 8.251,
      "typing_delay": 4.663,
      "typing_duration": 8.488,
      "wpm": 44,
      "message": "คิดได้ตรงกันกับเต้หรือไม่"
    },
    {
      "message_id": 1786,
      "agent_id": 13,
      "delay": 8.913,
      "onscreen_delay": 3.327,
      "typing_delay": 5.586,
      "typing_duration": 16.765,
      "wpm": 20,
      "message": "n มีค่าเท่าไร จากสมการ"
    },
    {
      "message_id": 1787,
      "agent_id": 14,
      "delay": 12.764,
      "onscreen_delay": 8.31,
      "typing_delay": 4.454,
      "typing_duration": 15.162,
      "wpm": 21,
      "message": "นี้นะคะ 8,400 หารด้วย "
    },
    {
      "message_id": 1788,
      "agent_id": 15,
      "delay": 11.161,
      "onscreen_delay": 6.229,
      "typing_delay": 4.932,
      "typing_duration": 12.421,
      "wpm": 18,
      "message": "1 บวก 8,400 คูณ "
    },
    {
      "message_id": 1789,
      "agent_id": 16,
      "delay": 8.42,
      "onscreen_delay": 3.527,
      "typing_delay": 4.893,
      "typing_duration": 11.11,
      "wpm": 24,
      "message": "0.05 ยกกำลัง 2 โดย"
    },
    {
      "message_id": 1790,
      "agent_id": 13,
      "delay": 7.109,
      "onscreen_delay": 2.393,
      "typing_delay": 4.716,
      "typing_duration": 19.002,
      "wpm": 28,
      "message": "ใช้เครื่องคิดเลขใน Smartphone ก็ได้ "
    },
    {
      "message_id": 1791,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 9.174,
      "typing_delay": 5.828,
      "typing_duration": 11.438,
      "wpm": 20,
      "message": "PC เราก็ได้นะคะ "
    },
    {
      "message_id": 1792,
      "agent_id": 15,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1793,
      "agent_id": 16,
      "delay": 14.997,
      "onscreen_delay": 5.689,
      "typing_delay": 9.308,
      "typing_duration": 9.308,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1794,
      "agent_id": 13,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1795,
      "agent_id": 14,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1796,
      "agent_id": 15,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1797,
      "agent_id": 16,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1798,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1799,
      "agent_id": 14,
      "delay": 18.999,
      "onscreen_delay": 0,
      "typing_delay": 18.999,
      "typing_duration": 18.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1800,
      "agent_id": 15,
      "delay": 14.997,
      "onscreen_delay": 6.093,
      "typing_delay": 8.904,
      "typing_duration": 8.904,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1801,
      "agent_id": 16,
      "delay": 11.781,
      "onscreen_delay": 0,
      "typing_delay": 11.781,
      "typing_duration": 11.781,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1802,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1803,
      "agent_id": 14,
      "delay": 18.999,
      "onscreen_delay": 0,
      "typing_delay": 18.999,
      "typing_duration": 18.999,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1804,
      "agent_id": 15,
      "delay": 14.997,
      "onscreen_delay": 5.7,
      "typing_delay": 9.297,
      "typing_duration": 9.297,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1805,
      "agent_id": 16,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1806,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1807,
      "agent_id": 14,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1808,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1809,
      "agent_id": 16,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1810,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1811,
      "agent_id": 14,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1812,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1813,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 4.548,
      "typing_delay": 10.452,
      "typing_duration": 10.452,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1814,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 5.488,
      "typing_delay": 5.511,
      "typing_duration": 13.874,
      "wpm": 22,
      "message": "เท่าที่ครูเดินดูนะคะ "
    },
    {
      "message_id": 1815,
      "agent_id": 14,
      "delay": 9.873,
      "onscreen_delay": 5.826,
      "typing_delay": 4.047,
      "typing_duration": 15.078,
      "wpm": 38,
      "message": "มีปัญหาในการใช้เครื่องคำนวณด้วย ถ้าเรา"
    },
    {
      "message_id": 1816,
      "agent_id": 15,
      "delay": 11.076,
      "onscreen_delay": 6.135,
      "typing_delay": 4.941,
      "typing_duration": 17.193,
      "wpm": 32,
      "message": "ใช้เครื่องคิดเลขไม่ถูกต้อง คำตอบก็ผิด "
    },
    {
      "message_id": 1817,
      "agent_id": 16,
      "delay": 13.192,
      "onscreen_delay": 8.932,
      "typing_delay": 4.26,
      "typing_duration": 12.912,
      "wpm": 48,
      "message": "งั้นในเบื้องต้นให้พวกเราคำนวณทีละจุด แล้ว"
    },
    {
      "message_id": 1818,
      "agent_id": 13,
      "delay": 9.19,
      "onscreen_delay": 4.554,
      "typing_delay": 4.636,
      "typing_duration": 19.001,
      "wpm": 26,
      "message": "จดคำตอบไว้ แล้วเอาไปแทนค่าสมการไป"
    },
    {
      "message_id": 1819,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 10.607,
      "typing_delay": 4.393,
      "typing_duration": 15.232,
      "wpm": 52,
      "message": "จนได้คำตอบ ถ้าเราได้คำตอบแล้ว เดี่ยวครูจะบอกวิธีการกด"
    },
    {
      "message_id": 1820,
      "agent_id": 15,
      "delay": 11.232,
      "onscreen_delay": 6.204,
      "typing_delay": 5.028,
      "typing_duration": 17.244,
      "wpm": 30,
      "message": "เครื่องคิดเลขที่มีความเป็นมืออาชีพ"
    },
    {
      "message_id": 1821,
      "agent_id": 16,
      "delay": 13.243,
      "onscreen_delay": 8.062,
      "typing_delay": 5.181,
      "typing_duration": 13.893,
      "wpm": 24,
      "message": "นะคะ สเต็ปแรกจากตัวนี้"
    },
    {
      "message_id": 1822,
      "agent_id": 13,
      "delay": 9.888,
      "onscreen_delay": 4.843,
      "typing_delay": 5.045,
      "typing_duration": 12.34,
      "wpm": 32,
      "message": "เศษมันเป็นจำนวนเดียว 8,400 "
    },
    {
      "message_id": 1823,
      "agent_id": 14,
      "delay": 8.339,
      "onscreen_delay": 4.248,
      "typing_delay": 4.091,
      "typing_duration": 15.4,
      "wpm": 44,
      "message": "เราก็อย่าเพิ่งกดก็ได้ เราไปดูตัวที่ยุ่งยากที่"
    },
    {
      "message_id": 1824,
      "agent_id": 15,
      "delay": 11.398,
      "onscreen_delay": 7.024,
      "typing_delay": 4.374,
      "typing_duration": 17.364,
      "wpm": 26,
      "message": "ตัวหารข้างล่าง 1 บวกด้วย 8,400 "
    },
    {
      "message_id": 1825,
      "agent_id": 16,
      "delay": 13.363,
      "onscreen_delay": 6.908,
      "typing_delay": 6.455,
      "typing_duration": 9.166,
      "wpm": 5,
      "message": "คูณ "
    },
    {
      "message_id": 1826,
      "agent_id": 13,
      "delay": 9.361,
      "onscreen_delay": 3.492,
      "typing_delay": 5.869,
      "typing_duration": 12.725,
      "wpm": 17,
      "message": "0.05 ยกกำลัง 2 "
    },
    {
      "message_id": 1827,
      "agent_id": 14,
      "delay": 8.723,
      "onscreen_delay": 4.239,
      "typing_delay": 4.484,
      "typing_duration": 12.698,
      "wpm": 27,
      "message": "กดตามเลย 0.05 ยกกำลัง 2 "
    },
    {
      "message_id": 1828,
      "agent_id": 15,
      "delay": 8.698,
      "onscreen_delay": 3.622,
      "typing_delay": 5.076,
      "typing_duration": 15.989,
      "wpm": 28,
      "message": "เดี๋ยวครูจะพากดวิธีบ้าน ๆ นะคะ "
    },
    {
      "message_id": 1829,
      "agent_id": 16,
      "delay": 11.98,
      "onscreen_delay": 7.387,
      "typing_delay": 4.593,
      "typing_duration": 11.47,
      "wpm": 60,
      "message": "เดี๋ยวครูเปิดเครื่องคิดเลขให้ดูด้วยพร้อม ๆ กัน"
    },
    {
      "message_id": 1830,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1831,
      "agent_id": 14,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1832,
      "agent_id": 15,
      "delay": 14.999,
      "onscreen_delay": 6.12,
      "typing_delay": 8.879,
      "typing_duration": 8.879,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1833,
      "agent_id": 16,
      "delay": 19.012,
      "onscreen_delay": 0,
      "typing_delay": 19.012,
      "typing_duration": 19.012,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1834,
      "agent_id": 13,
      "delay": 15.01,
      "onscreen_delay": 7.674,
      "typing_delay": 7.336,
      "typing_duration": 17.996,
      "wpm": 28,
      "message": "ตอนนี้หน้าจอพวกเรามีเครื่องคิดเลข"
    },
    {
      "message_id": 1835,
      "agent_id": 14,
      "delay": 13.996,
      "onscreen_delay": 8.607,
      "typing_delay": 5.389,
      "typing_duration": 10.096,
      "wpm": 16,
      "message": "เหมือนไหมคะ "
    },
    {
      "message_id": 1836,
      "agent_id": 15,
      "delay": 9.995,
      "onscreen_delay": 5.168,
      "typing_delay": 4.827,
      "typing_duration": 17.115,
      "wpm": 24,
      "message": "โอ.เค. ครูจะกดเครื่องคิดเลข "
    },
    {
      "message_id": 1837,
      "agent_id": 16,
      "delay": 13.115,
      "onscreen_delay": 9.131,
      "typing_delay": 3.984,
      "typing_duration": 12.061,
      "wpm": 39,
      "message": "จริง ๆ ครูคิดในใจได้อยู่นะ 0.05 "
    },
    {
      "message_id": 1838,
      "agent_id": 13,
      "delay": 9.113,
      "onscreen_delay": 3.71,
      "typing_delay": 5.403,
      "typing_duration": 18.023,
      "wpm": 10,
      "message": "แล้วก็ทำไมคะ "
    },
    {
      "message_id": 1839,
      "agent_id": 14,
      "delay": 14.022,
      "onscreen_delay": 9.699,
      "typing_delay": 4.323,
      "typing_duration": 11.828,
      "wpm": 34,
      "message": "X ยกกำลัง 2 เห็นไหม แสดงว่า "
    },
    {
      "message_id": 1840,
      "agent_id": 15,
      "delay": 10.022,
      "onscreen_delay": 4.181,
      "typing_delay": 5.841,
      "typing_duration": 17.121,
      "wpm": 28,
      "message": "0.05 ยกกำลัง 2 มีค่าเป็นเท่าไรคะ "
    },
    {
      "message_id": 1841,
      "agent_id": 16,
      "delay": 13.12,
      "onscreen_delay": 6.903,
      "typing_delay": 6.217,
      "typing_duration": 12.707,
      "wpm": 38,
      "message": "0.0025 จากนั้นเอาค่านี้ไปคูณอะไร "
    },
    {
      "message_id": 1842,
      "agent_id": 13,
      "delay": 9.12,
      "onscreen_delay": 4.153,
      "typing_delay": 4.967,
      "typing_duration": 14.453,
      "wpm": 9,
      "message": "8,400 คูณ "
    },
    {
      "message_id": 1843,
      "agent_id": 14,
      "delay": 10.451,
      "onscreen_delay": 6.194,
      "typing_delay": 4.257,
      "typing_duration": 12.161,
      "wpm": 19,
      "message": "8,400 กดเท่ากับ "
    },
    {
      "message_id": 1844,
      "agent_id": 15,
      "delay": 8.147,
      "onscreen_delay": 3.004,
      "typing_delay": 5.143,
      "typing_duration": 13.022,
      "wpm": 14,
      "message": "เป็นเท่าไรคะ "
    },
    {
      "message_id": 1845,
      "agent_id": 16,
      "delay": 9.021,
      "onscreen_delay": 4.17,
      "typing_delay": 4.851,
      "typing_duration": 11.391,
      "wpm": 30,
      "message": "21 จากนั้นเอาไปทำอะไรคะ "
    },
    {
      "message_id": 1846,
      "agent_id": 13,
      "delay": 7.39,
      "onscreen_delay": 2.161,
      "typing_delay": 5.229,
      "typing_duration": 11.851,
      "wpm": 28,
      "message": "บวก 1 เท่ากับ ความจริง"
    },
    {
      "message_id": 1847,
      "agent_id": 14,
      "delay": 7.845,
      "onscreen_delay": 3.638,
      "typing_delay": 4.207,
      "typing_duration": 14.635,
      "wpm": 34,
      "message": "มันปัดนะ คำตอบมันปัด ไม่เป็นไร 22 "
    },
    {
      "message_id": 1848,
      "agent_id": 15,
      "delay": 10.634,
      "onscreen_delay": 4.236,
      "typing_delay": 6.398,
      "typing_duration": 16.902,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1849,
      "agent_id": 16,
      "delay": 12.9,
      "onscreen_delay": 7.393,
      "typing_delay": 5.507,
      "typing_duration": 11.58,
      "wpm": 27,
      "message": "จากสมการพาวเวอร์พอยส์ "
    },
    {
      "message_id": 1850,
      "agent_id": 13,
      "delay": 8.9,
      "onscreen_delay": 4.055,
      "typing_delay": 4.845,
      "typing_duration": 9.602,
      "wpm": 27,
      "message": "อะไรคะ หารด้วย 22 "
    },
    {
      "message_id": 1851,
      "agent_id": 14,
      "delay": 5.6,
      "onscreen_delay": 1.467,
      "typing_delay": 4.133,
      "typing_duration": 11.54,
      "wpm": 30,
      "message": "โอ.เค. เต้ตอบครูได้แล้ว "
    },
    {
      "message_id": 1852,
      "agent_id": 15,
      "delay": 7.536,
      "onscreen_delay": 0.763,
      "typing_delay": 6.773,
      "typing_duration": 10.342,
      "wpm": 7,
      "message": "8,400 "
    },
    {
      "message_id": 1853,
      "agent_id": 16,
      "delay": 6.341,
      "onscreen_delay": 2.412,
      "typing_delay": 3.929,
      "typing_duration": 19,
      "wpm": 15,
      "message": "หาร 22 เป็นเท่าไหร่ "
    },
    {
      "message_id": 1854,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1855,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 7.298,
      "typing_delay": 7.702,
      "typing_duration": 11.308,
      "wpm": 16,
      "message": "เต้ตอบเท่าไร "
    },
    {
      "message_id": 1856,
      "agent_id": 15,
      "delay": 10.999,
      "onscreen_delay": 2.744,
      "typing_delay": 8.255,
      "typing_duration": 8.255,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1857,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1858,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 6.525,
      "typing_delay": 8.475,
      "typing_duration": 11.725,
      "wpm": 4,
      "message": "ตอบ"
    },
    {
      "message_id": 1859,
      "agent_id": 14,
      "delay": 10.997,
      "onscreen_delay": 6.371,
      "typing_delay": 4.626,
      "typing_duration": 11.982,
      "wpm": 20,
      "message": "ทศนิยม 1 ตำแหน่ง "
    },
    {
      "message_id": 1860,
      "agent_id": 15,
      "delay": 10.305,
      "onscreen_delay": 0,
      "typing_delay": 10.305,
      "typing_duration": 10.305,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1861,
      "agent_id": 16,
      "delay": 7.771,
      "onscreen_delay": 0,
      "typing_delay": 7.771,
      "typing_duration": 7.771,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1862,
      "agent_id": 13,
      "delay": 5.398,
      "onscreen_delay": 0,
      "typing_delay": 5.398,
      "typing_duration": 14.87,
      "wpm": 28,
      "message": "381 ครับ (อาจารย์) จุดอะไรคะ "
    },
    {
      "message_id": 1863,
      "agent_id": 14,
      "delay": 10.869,
      "onscreen_delay": 5.062,
      "typing_delay": 5.807,
      "typing_duration": 11.147,
      "wpm": 22,
      "message": "ทศนิยม 1 ตำแหน่ง "
    },
    {
      "message_id": 1864,
      "agent_id": 15,
      "delay": 7.147,
      "onscreen_delay": 2.244,
      "typing_delay": 4.903,
      "typing_duration": 14.392,
      "wpm": 20,
      "message": "ตอบโดยประมาณค่ะ จุด "
    },
    {
      "message_id": 1865,
      "agent_id": 16,
      "delay": 10.391,
      "onscreen_delay": 5.051,
      "typing_delay": 5.34,
      "typing_duration": 16.992,
      "wpm": 31,
      "message": "(ล่าม) .1 ครับ (อาจารย์) จุด 81 ไหม "
    },
    {
      "message_id": 1866,
      "agent_id": 13,
      "delay": 12.991,
      "onscreen_delay": 7.496,
      "typing_delay": 5.495,
      "typing_duration": 14.603,
      "wpm": 10,
      "message": "(ล่าม) .81 "
    },
    {
      "message_id": 1867,
      "agent_id": 14,
      "delay": 10.597,
      "onscreen_delay": 1.578,
      "typing_delay": 9.019,
      "typing_duration": 9.019,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1868,
      "agent_id": 15,
      "delay": 7.955,
      "onscreen_delay": 0,
      "typing_delay": 7.955,
      "typing_duration": 15.39,
      "wpm": 19,
      "message": "(อาจารย์) โอ.เค .81 "
    },
    {
      "message_id": 1869,
      "agent_id": 16,
      "delay": 11.39,
      "onscreen_delay": 5.785,
      "typing_delay": 5.605,
      "typing_duration": 12.143,
      "wpm": 36,
      "message": "ตรงกันกับครูเลยใช่ไหมคะ ทุกคน"
    },
    {
      "message_id": 1870,
      "agent_id": 13,
      "delay": 8.141,
      "onscreen_delay": 3.668,
      "typing_delay": 4.473,
      "typing_duration": 13.067,
      "wpm": 24,
      "message": "กดได้เท่ากันกับครูไหม "
    },
    {
      "message_id": 1871,
      "agent_id": 14,
      "delay": 9.066,
      "onscreen_delay": 4.755,
      "typing_delay": 4.311,
      "typing_duration": 12.079,
      "wpm": 40,
      "message": "มีไหม ไม่มีนะ เรากดเครื่องคิดเลข"
    },
    {
      "message_id": 1872,
      "agent_id": 15,
      "delay": 8.079,
      "onscreen_delay": 3.685,
      "typing_delay": 4.394,
      "typing_duration": 13.379,
      "wpm": 25,
      "message": "ได้ขนาดตัวอย่างเท่ากับ "
    },
    {
      "message_id": 1873,
      "agent_id": 16,
      "delay": 9.378,
      "onscreen_delay": 5.007,
      "typing_delay": 4.371,
      "typing_duration": 12.945,
      "wpm": 27,
      "message": "381.81 หน่วยเป็นจำนวนคน "
    },
    {
      "message_id": 1874,
      "agent_id": 13,
      "delay": 8.943,
      "onscreen_delay": 4.547,
      "typing_delay": 4.396,
      "typing_duration": 16.206,
      "wpm": 33,
      "message": "คนเป็นจำนวนนับ อันนี้ให้จำไว้เลยนะคะ "
    },
    {
      "message_id": 1875,
      "agent_id": 14,
      "delay": 12.205,
      "onscreen_delay": 8.195,
      "typing_delay": 4.01,
      "typing_duration": 15.9,
      "wpm": 36,
      "message": "คนเป็นจำนวนนับ ทศนิยมเท่าไรก็ตามให้ปัด"
    },
    {
      "message_id": 1876,
      "agent_id": 15,
      "delay": 11.899,
      "onscreen_delay": 7.033,
      "typing_delay": 4.866,
      "typing_duration": 18.854,
      "wpm": 24,
      "message": "ขึ้นเสมอ ไม่ว่ามันจะเป็น .1 .2 "
    },
    {
      "message_id": 1877,
      "agent_id": 16,
      "delay": 14.854,
      "onscreen_delay": 9.968,
      "typing_delay": 4.886,
      "typing_duration": 13.535,
      "wpm": 25,
      "message": "เพราะเราถือว่าหน่วยนั้น"
    },
    {
      "message_id": 1878,
      "agent_id": 13,
      "delay": 10.852,
      "onscreen_delay": 6.482,
      "typing_delay": 4.37,
      "typing_duration": 10.474,
      "wpm": 30,
      "message": "ก็คือใช้ตัวอย่างจำนวน "
    },
    {
      "message_id": 1879,
      "agent_id": 14,
      "delay": 6.851,
      "onscreen_delay": 2.778,
      "typing_delay": 4.073,
      "typing_duration": 10.022,
      "wpm": 15,
      "message": "382 คนนะคะ "
    },
    {
      "message_id": 1880,
      "agent_id": 15,
      "delay": 6.021,
      "onscreen_delay": 1.262,
      "typing_delay": 4.759,
      "typing_duration": 16.634,
      "wpm": 19,
      "message": "อันนี้ก็เป็นเสน่ห์อีก "
    },
    {
      "message_id": 1881,
      "agent_id": 16,
      "delay": 12.634,
      "onscreen_delay": 7.682,
      "typing_delay": 4.952,
      "typing_duration": 16.841,
      "wpm": 33,
      "message": "ถึงแม้เราคำนวณได้ 332 เราก็เผื่อเหลือ"
    },
    {
      "message_id": 1882,
      "agent_id": 13,
      "delay": 12.834,
      "onscreen_delay": 8.264,
      "typing_delay": 4.57,
      "typing_duration": 17.626,
      "wpm": 33,
      "message": "เผื่อขาดไว้เสมอ อย่างน้อย 5 เปอร์เซ็นต์ "
    },
    {
      "message_id": 1883,
      "agent_id": 14,
      "delay": 13.625,
      "onscreen_delay": 9.644,
      "typing_delay": 3.981,
      "typing_duration": 18.518,
      "wpm": 41,
      "message": "ปัดตัวเลขนี้ให้เป็นตัวเลขกลม ๆ คือปัดขึ้น ผู้วิจัย"
    },
    {
      "message_id": 1884,
      "agent_id": 15,
      "delay": 14.517,
      "onscreen_delay": 10.165,
      "typing_delay": 4.352,
      "typing_duration": 13.704,
      "wpm": 30,
      "message": "อาจจะใช้ตัวอย่างขนาด 400 คน "
    },
    {
      "message_id": 1885,
      "agent_id": 16,
      "delay": 10.517,
      "onscreen_delay": 5.139,
      "typing_delay": 5.378,
      "typing_duration": 11.754,
      "wpm": 42,
      "message": "ก็ได้นะคะ เหมือนอย่างใน Paper นี้ "
    },
    {
      "message_id": 1886,
      "agent_id": 13,
      "delay": 7.754,
      "onscreen_delay": 3.595,
      "typing_delay": 4.159,
      "typing_duration": 15.278,
      "wpm": 34,
      "message": "ใช้กี่คนเอ่ย เรามาดู Paper เต็มนะคะ "
    },
    {
      "message_id": 1887,
      "agent_id": 14,
      "delay": 11.276,
      "onscreen_delay": 2.833,
      "typing_delay": 8.443,
      "typing_duration": 8.443,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1888,
      "agent_id": 15,
      "delay": 10.238,
      "onscreen_delay": 0,
      "typing_delay": 10.238,
      "typing_duration": 10.238,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1889,
      "agent_id": 16,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1890,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 1891,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 10.595,
      "typing_delay": 4.404,
      "typing_duration": 14.55,
      "wpm": 40,
      "message": "ตอนนี้พวกเราเปิดไฟล์บทความที่ครูให้นะคะ "
    },
    {
      "message_id": 1892,
      "agent_id": 15,
      "delay": 10.995,
      "onscreen_delay": 6.118,
      "typing_delay": 4.877,
      "typing_duration": 11.072,
      "wpm": 15,
      "message": "ดูในหน้า... "
    },
    {
      "message_id": 1893,
      "agent_id": 16,
      "delay": 7.071,
      "onscreen_delay": 0.908,
      "typing_delay": 6.163,
      "typing_duration": 10.161,
      "wpm": 18,
      "message": "หน้า 53 นะคะ "
    },
    {
      "message_id": 1894,
      "agent_id": 13,
      "delay": 9.016,
      "onscreen_delay": 0,
      "typing_delay": 9.016,
      "typing_duration": 18.331,
      "wpm": 20,
      "message": "ในหัวข้อวิธีการดำเนินการ"
    },
    {
      "message_id": 1895,
      "agent_id": 14,
      "delay": 14.319,
      "onscreen_delay": 9.837,
      "typing_delay": 4.482,
      "typing_duration": 14.837,
      "wpm": 29,
      "message": "วิจัย เห็นไหมคะว่าผู้วิจัยใช้"
    },
    {
      "message_id": 1896,
      "agent_id": 15,
      "delay": 10.835,
      "onscreen_delay": 5.876,
      "typing_delay": 4.959,
      "typing_duration": 12.791,
      "wpm": 35,
      "message": "ตัวอย่างขนาดกี่ร้อยคนคะ 400 คน "
    },
    {
      "message_id": 1897,
      "agent_id": 16,
      "delay": 8.79,
      "onscreen_delay": 2.97,
      "typing_delay": 5.82,
      "typing_duration": 11.961,
      "wpm": 29,
      "message": "แต่ค่าที่แท้จริง ถ้าใช้"
    },
    {
      "message_id": 1898,
      "agent_id": 13,
      "delay": 7.96,
      "onscreen_delay": 3.48,
      "typing_delay": 4.48,
      "typing_duration": 13.979,
      "wpm": 20,
      "message": "โดยวิธี Taro Yamane "
    },
    {
      "message_id": 1899,
      "agent_id": 14,
      "delay": 9.978,
      "onscreen_delay": 5.892,
      "typing_delay": 4.086,
      "typing_duration": 18.187,
      "wpm": 26,
      "message": "แล้วจะไม่ปัดลงเด็ดขาดนะคะ อาจาย์ "
    },
    {
      "message_id": 1900,
      "agent_id": 15,
      "delay": 14.186,
      "onscreen_delay": 9.065,
      "typing_delay": 5.121,
      "typing_duration": 14.209,
      "wpm": 29,
      "message": "ไม่ค่อยมีเอา 350 ได้ ไม่ได้ "
    },
    {
      "message_id": 1901,
      "agent_id": 16,
      "delay": 10.209,
      "onscreen_delay": 4.652,
      "typing_delay": 5.557,
      "typing_duration": 10.213,
      "wpm": 40,
      "message": "เพราะต้องการความคลาดเคลื่อน "
    },
    {
      "message_id": 1902,
      "agent_id": 13,
      "delay": 6.213,
      "onscreen_delay": 1.384,
      "typing_delay": 4.829,
      "typing_duration": 13.329,
      "wpm": 24,
      "message": "ความคาดเคลื่อนได้ 382 "
    },
    {
      "message_id": 1903,
      "agent_id": 14,
      "delay": 9.328,
      "onscreen_delay": 5.137,
      "typing_delay": 4.191,
      "typing_duration": 14.71,
      "wpm": 47,
      "message": "ถ้าคุณปัดลง Error ของคุณมันจะเพิ่มขึ้น ดังนั้น"
    },
    {
      "message_id": 1904,
      "agent_id": 15,
      "delay": 10.708,
      "onscreen_delay": 5.461,
      "typing_delay": 5.247,
      "typing_duration": 16.112,
      "wpm": 31,
      "message": "วิธีการปัด มีแต่ปัดขึ้นอย่างเดียว"
    },
    {
      "message_id": 1905,
      "agent_id": 16,
      "delay": 12.111,
      "onscreen_delay": 7.281,
      "typing_delay": 4.83,
      "typing_duration": 11.813,
      "wpm": 43,
      "message": "นะคะ หรือถ้าอยากให้ตัวอย่างมันลดลง"
    },
    {
      "message_id": 1906,
      "agent_id": 13,
      "delay": 8.11,
      "onscreen_delay": 3.422,
      "typing_delay": 4.688,
      "typing_duration": 18.356,
      "wpm": 25,
      "message": "ได้ไหม ที่คุณจะเพิ่มค่า e Error "
    },
    {
      "message_id": 1907,
      "agent_id": 14,
      "delay": 14.356,
      "onscreen_delay": 9.983,
      "typing_delay": 4.373,
      "typing_duration": 18.843,
      "wpm": 34,
      "message": "ถ้าเราจะให้ Error เป็น 0.05 มันคำนวณได้ 382 "
    },
    {
      "message_id": 1908,
      "agent_id": 15,
      "delay": 14.842,
      "onscreen_delay": 7.817,
      "typing_delay": 7.025,
      "typing_duration": 18.582,
      "wpm": 15,
      "message": "382 แต่เราต้องการลด"
    },
    {
      "message_id": 1909,
      "agent_id": 16,
      "delay": 14.577,
      "onscreen_delay": 10.528,
      "typing_delay": 4.049,
      "typing_duration": 12.8,
      "wpm": 30,
      "message": "เราก็ไปเพิ่ม E ให้ E มีค่า"
    },
    {
      "message_id": 1910,
      "agent_id": 13,
      "delay": 10.577,
      "onscreen_delay": 5.513,
      "typing_delay": 5.064,
      "typing_duration": 16.334,
      "wpm": 37,
      "message": "ผิดพลาดได้ 10 เปอร์เซนต์ เรายอมรับได้ไหม "
    },
    {
      "message_id": 1911,
      "agent_id": 14,
      "delay": 12.334,
      "onscreen_delay": 6.449,
      "typing_delay": 5.885,
      "typing_duration": 16.651,
      "wpm": 32,
      "message": "ถ้าเราใช้ความผิดพลาด 10 เปอร์เซ็นต์ "
    },
    {
      "message_id": 1912,
      "agent_id": 15,
      "delay": 12.639,
      "onscreen_delay": 7.013,
      "typing_delay": 5.626,
      "typing_duration": 12.923,
      "wpm": 13,
      "message": "n มันจะลดลง "
    },
    {
      "message_id": 1913,
      "agent_id": 16,
      "delay": 8.921,
      "onscreen_delay": 4.64,
      "typing_delay": 4.281,
      "typing_duration": 11.306,
      "wpm": 44,
      "message": "อันนี้มันเป็นหลักการกำหนดตัวอย่าง "
    },
    {
      "message_id": 1914,
      "agent_id": 13,
      "delay": 7.306,
      "onscreen_delay": 2.545,
      "typing_delay": 4.761,
      "typing_duration": 10.624,
      "wpm": 31,
      "message": "ที่มีวัตถุประสงค์เพื่อ"
    },
    {
      "message_id": 1915,
      "agent_id": 14,
      "delay": 6.623,
      "onscreen_delay": 2.472,
      "typing_delay": 4.151,
      "typing_duration": 12.733,
      "wpm": 49,
      "message": "ประมาณค่าสัดส่วนประชากรเป็นสำคัญนะคะ ทีนี้"
    },
    {
      "message_id": 1916,
      "agent_id": 15,
      "delay": 8.731,
      "onscreen_delay": 3.741,
      "typing_delay": 4.99,
      "typing_duration": 11.821,
      "wpm": 15,
      "message": "อีกวิธีหนึ่ง "
    },
    {
      "message_id": 1917,
      "agent_id": 16,
      "delay": 7.821,
      "onscreen_delay": 2.383,
      "typing_delay": 5.438,
      "typing_duration": 12.103,
      "wpm": 20,
      "message": "วิธีของ ครอกแครน "
    },
    {
      "message_id": 1918,
      "agent_id": 13,
      "delay": 8.1,
      "onscreen_delay": 3.482,
      "typing_delay": 4.618,
      "typing_duration": 18.91,
      "wpm": 17,
      "message": "ของ... จริง ๆ วิธีนี้ "
    },
    {
      "message_id": 1919,
      "agent_id": 14,
      "delay": 14.909,
      "onscreen_delay": 10.96,
      "typing_delay": 3.949,
      "typing_duration": 11.454,
      "wpm": 51,
      "message": "เหมาะสำหรับการประมาณค่าสัดส่วนเหมือนกัน "
    },
    {
      "message_id": 1920,
      "agent_id": 15,
      "delay": 10.909,
      "onscreen_delay": 5.627,
      "typing_delay": 5.282,
      "typing_duration": 13.641,
      "wpm": 27,
      "message": "แต่ที่มาของสูตรนะคะ ก็คือ"
    },
    {
      "message_id": 1921,
      "agent_id": 16,
      "delay": 9.641,
      "onscreen_delay": 3.319,
      "typing_delay": 6.322,
      "typing_duration": 9.959,
      "wpm": 29,
      "message": "ใช้การจัดแจงแบบปกติ"
    },
    {
      "message_id": 1922,
      "agent_id": 13,
      "delay": 5.957,
      "onscreen_delay": 1.454,
      "typing_delay": 4.503,
      "typing_duration": 10.065,
      "wpm": 24,
      "message": "พิจารณาในตัวสูตร "
    },
    {
      "message_id": 1923,
      "agent_id": 14,
      "delay": 6.049,
      "onscreen_delay": 1.927,
      "typing_delay": 4.122,
      "typing_duration": 14.699,
      "wpm": 44,
      "message": "ดูในตัวสูตรนะคะ ตรงนี้ n คือขนาดตัวอย่างที่"
    },
    {
      "message_id": 1924,
      "agent_id": 15,
      "delay": 10.698,
      "onscreen_delay": 5.745,
      "typing_delay": 4.953,
      "typing_duration": 14.677,
      "wpm": 21,
      "message": "กำลังจะคำนวณหาค่านะคะ "
    },
    {
      "message_id": 1925,
      "agent_id": 16,
      "delay": 10.677,
      "onscreen_delay": 5.704,
      "typing_delay": 4.973,
      "typing_duration": 12.539,
      "wpm": 13,
      "message": "n เท่ากับ n "
    },
    {
      "message_id": 1926,
      "agent_id": 13,
      "delay": 8.538,
      "onscreen_delay": 3.507,
      "typing_delay": 5.031,
      "typing_duration": 16.568,
      "wpm": 14,
      "message": "คูรด้วย C Score "
    },
    {
      "message_id": 1927,
      "agent_id": 14,
      "delay": 12.568,
      "onscreen_delay": 8.452,
      "typing_delay": 4.116,
      "typing_duration": 18.046,
      "wpm": 36,
      "message": "ยกกำลัง 2 ส่วนด้วย E ยกกำลังสอง ความหมายของ"
    },
    {
      "message_id": 1928,
      "agent_id": 15,
      "delay": 14.046,
      "onscreen_delay": 9.533,
      "typing_delay": 4.513,
      "typing_duration": 15.109,
      "wpm": 20,
      "message": "ในตัวสูตรตรงนี้ก็คือ "
    },
    {
      "message_id": 1929,
      "agent_id": 16,
      "delay": 11.109,
      "onscreen_delay": 4.655,
      "typing_delay": 6.454,
      "typing_duration": 15.359,
      "wpm": 33,
      "message": "p ก็คือสัดส่วนของประชากรที่เราสนใจ"
    },
    {
      "message_id": 1930,
      "agent_id": 13,
      "delay": 11.358,
      "onscreen_delay": 6.886,
      "typing_delay": 4.472,
      "typing_duration": 18.363,
      "wpm": 22,
      "message": "1-P ถ้าในตำราอื่น แทนด้วย q "
    },
    {
      "message_id": 1931,
      "agent_id": 14,
      "delay": 14.362,
      "onscreen_delay": 8.35,
      "typing_delay": 6.012,
      "typing_duration": 19.001,
      "wpm": 14,
      "message": "ก็คือลักษณะประชากร"
    },
    {
      "message_id": 1932,
      "agent_id": 15,
      "delay": 14.994,
      "onscreen_delay": 10.595,
      "typing_delay": 4.399,
      "typing_duration": 9.763,
      "wpm": 37,
      "message": "ที่มีลักษณะที่เราไม่สนใจ "
    },
    {
      "message_id": 1933,
      "agent_id": 16,
      "delay": 10.993,
      "onscreen_delay": 5.47,
      "typing_delay": 5.523,
      "typing_duration": 15.099,
      "wpm": 49,
      "message": "อย่างเช่นการขึ้นค่าเทอมของนักศึกษาหรือค่าหน่วยกิต "
    },
    {
      "message_id": 1934,
      "agent_id": 13,
      "delay": 11.099,
      "onscreen_delay": 6.278,
      "typing_delay": 4.821,
      "typing_duration": 16.625,
      "wpm": 30,
      "message": "คนที่เห็นด้วยคิดเป็นสังส่วน P คือ "
    },
    {
      "message_id": 1935,
      "agent_id": 14,
      "delay": 12.625,
      "onscreen_delay": 8.397,
      "typing_delay": 4.228,
      "typing_duration": 16.871,
      "wpm": 34,
      "message": "0.6 60 เปอร์เซ็นต์เห็นด้วย ดังนั้น 1-p "
    },
    {
      "message_id": 1936,
      "agent_id": 15,
      "delay": 12.87,
      "onscreen_delay": 8.101,
      "typing_delay": 4.769,
      "typing_duration": 16.219,
      "wpm": 32,
      "message": "ก็จะเป็นส่วนที่เหลือ 40 เปอร์เซ็นต์ "
    },
    {
      "message_id": 1937,
      "agent_id": 16,
      "delay": 12.219,
      "onscreen_delay": 7.249,
      "typing_delay": 4.97,
      "typing_duration": 9.942,
      "wpm": 17,
      "message": "ก็คือ 1-0.6 "
    },
    {
      "message_id": 1938,
      "agent_id": 13,
      "delay": 8.219,
      "onscreen_delay": 2.758,
      "typing_delay": 5.461,
      "typing_duration": 15.129,
      "wpm": 37,
      "message": "ก็เป็นสัดส่วนของประชากรที่ไม่เห็นด้วย "
    },
    {
      "message_id": 1939,
      "agent_id": 14,
      "delay": 11.129,
      "onscreen_delay": 6.659,
      "typing_delay": 4.47,
      "typing_duration": 15.854,
      "wpm": 30,
      "message": "คูณกับตรงนี้ คือความน่าจะเป็นแบบ"
    },
    {
      "message_id": 1940,
      "agent_id": 15,
      "delay": 11.853,
      "onscreen_delay": 6.976,
      "typing_delay": 4.877,
      "typing_duration": 15.36,
      "wpm": 22,
      "message": "การจัดแจงแบบปกติมาตรฐาน"
    },
    {
      "message_id": 1941,
      "agent_id": 16,
      "delay": 11.36,
      "onscreen_delay": 7.46,
      "typing_delay": 3.9,
      "typing_duration": 12.458,
      "wpm": 51,
      "message": "ระดับนัยสำคัญที่เรากำหนดล่วงหน้า ถ้าเราใช้"
    },
    {
      "message_id": 1942,
      "agent_id": 13,
      "delay": 8.458,
      "onscreen_delay": 3.992,
      "typing_delay": 4.466,
      "typing_duration": 18.136,
      "wpm": 33,
      "message": "ความเชื่อมั่น 95 เปอร์เซ็นต์ ค่า C Score "
    },
    {
      "message_id": 1943,
      "agent_id": 14,
      "delay": 14.135,
      "onscreen_delay": 9.719,
      "typing_delay": 4.416,
      "typing_duration": 12.703,
      "wpm": 39,
      "message": "จะมีค่าเป็น 1.96 เสมอ จำไปเลยนะคะ "
    },
    {
      "message_id": 1944,
      "agent_id": 15,
      "delay": 10.135,
      "onscreen_delay": 5.819,
      "typing_delay": 4.316,
      "typing_duration": 13.025,
      "wpm": 26,
      "message": "ถ้าความเชื่อมั่นสูงขึ้น "
    },
    {
      "message_id": 1945,
      "agent_id": 16,
      "delay": 9.023,
      "onscreen_delay": 4.159,
      "typing_delay": 4.864,
      "typing_duration": 13.974,
      "wpm": 27,
      "message": "C สกอร์ก็มีค่าสูงขึ้นเป็น "
    },
    {
      "message_id": 1946,
      "agent_id": 13,
      "delay": 9.959,
      "onscreen_delay": 4.831,
      "typing_delay": 5.128,
      "typing_duration": 14.271,
      "wpm": 39,
      "message": "อันนี้ได้จากการเปิดตารางสำเร็จรูปนะคะ "
    },
    {
      "message_id": 1947,
      "agent_id": 14,
      "delay": 10.271,
      "onscreen_delay": 6.162,
      "typing_delay": 4.109,
      "typing_duration": 19.001,
      "wpm": 28,
      "message": "หรือใช้ซอฟต์แวร์คำนวณ ส่วนอิเล็กหรือ"
    },
    {
      "message_id": 1948,
      "agent_id": 15,
      "delay": 14.999,
      "onscreen_delay": 9.245,
      "typing_delay": 5.754,
      "typing_duration": 19,
      "wpm": 25,
      "message": "ก็คือความคาดเคลื่อนที่เรายอมรับไ"
    },
    {
      "message_id": 1949,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 10.522,
      "typing_delay": 4.478,
      "typing_duration": 9.807,
      "wpm": 40,
      "message": "ค่าประมาณกับค่าพารามิเตอร์ "
    },
    {
      "message_id": 1950,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 6.643,
      "typing_delay": 4.356,
      "typing_duration": 10.258,
      "wpm": 31,
      "message": "อันนี้คือตัวสูตร ส่วน"
    },
    {
      "message_id": 1951,
      "agent_id": 14,
      "delay": 6.998,
      "onscreen_delay": 2.796,
      "typing_delay": 4.202,
      "typing_duration": 13.83,
      "wpm": 43,
      "message": "ในกรณีที่เราไม่ทราบค่าสัดส่วนประชากร เรา"
    },
    {
      "message_id": 1952,
      "agent_id": 15,
      "delay": 9.829,
      "onscreen_delay": 5.428,
      "typing_delay": 4.401,
      "typing_duration": 18.354,
      "wpm": 16,
      "message": "ต้องใช้ N ก็คือ ให้ "
    },
    {
      "message_id": 1953,
      "agent_id": 16,
      "delay": 14.353,
      "onscreen_delay": 8.351,
      "typing_delay": 6.002,
      "typing_duration": 13.921,
      "wpm": 23,
      "message": "เทอมนี้นะคะ P คูณ 1-P "
    },
    {
      "message_id": 1954,
      "agent_id": 13,
      "delay": 10.346,
      "onscreen_delay": 5.256,
      "typing_delay": 5.09,
      "typing_duration": 18.336,
      "wpm": 26,
      "message": "จะมีค่า Maximum เมื่อ P เป็น 0.5 "
    },
    {
      "message_id": 1955,
      "agent_id": 14,
      "delay": 14.335,
      "onscreen_delay": 9.597,
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      "message": "นะคะ สูตรที่ได้ก็คือเปลี่ยนเป็น n "
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      "message_id": 1956,
      "agent_id": 15,
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      "onscreen_delay": 6.502,
      "typing_delay": 5.244,
      "typing_duration": 18.837,
      "wpm": 18,
      "message": "n นะคะ เท่ากับ Cochran "
    },
    {
      "message_id": 1957,
      "agent_id": 16,
      "delay": 14.837,
      "onscreen_delay": 9.719,
      "typing_delay": 5.118,
      "typing_duration": 10.76,
      "wpm": 31,
      "message": "ส่วน 4 คูณ e ยกกำลัง 2 "
    },
    {
      "message_id": 1958,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
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      "agent_id": 14,
      "delay": 14.996,
      "onscreen_delay": 9.819,
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      "message": "จากบทความเดิมนะคะ สถานการณ์เดียว ประชากรคือผ"
    },
    {
      "message_id": 1960,
      "agent_id": 15,
      "delay": 14.364,
      "onscreen_delay": 5.5,
      "typing_delay": 8.864,
      "typing_duration": 18.018,
      "wpm": 7,
      "message": "ผู้บริหาร"
    },
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      "message_id": 1961,
      "agent_id": 16,
      "delay": 14.016,
      "onscreen_delay": 9.749,
      "typing_delay": 4.267,
      "typing_duration": 13.718,
      "wpm": 48,
      "message": "ของอสังหาริมทรัพย์ ถ้าเราใช้สูตรของครอกแคร่น "
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    {
      "message_id": 1962,
      "agent_id": 13,
      "delay": 10.015,
      "onscreen_delay": 5.311,
      "typing_delay": 4.704,
      "typing_duration": 16.476,
      "wpm": 40,
      "message": "ในการกำหนดขนาดตัวอย่าง ที่ระกับความเชื่อมั่น "
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      "delay": 12.475,
      "onscreen_delay": 7.51,
      "typing_delay": 4.965,
      "typing_duration": 16.489,
      "wpm": 39,
      "message": "95 เปอร์เซ็นต์ ไม่ทราบค่าสัดส่วนประชากรนะคะ "
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      "message_id": 1964,
      "agent_id": 15,
      "delay": 12.488,
      "onscreen_delay": 6.894,
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      "message": "ตรงนี้ ถ้า e มีค่าไม่เกิน 0.05 "
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      "message_id": 1965,
      "agent_id": 16,
      "delay": 13.915,
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      "message": "n เป็นเท่าไร "
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      "agent_id": 13,
      "delay": 9.913,
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      "typing_delay": 4.73,
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      "message": "เท่ากับ C Score ตรงนี้ความเชื่อมั่น "
    },
    {
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      "delay": 11.12,
      "onscreen_delay": 6.807,
      "typing_delay": 4.313,
      "typing_duration": 17.405,
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      "message": "95 เปอร์เซ็นต์ C Score มีค่าเท่าไรคะ "
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    {
      "message_id": 1968,
      "agent_id": 15,
      "delay": 13.403,
      "onscreen_delay": 7.946,
      "typing_delay": 5.457,
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      "message": "1.96 ก็แทนค่าลงไป 1.96 "
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      "delay": 13.406,
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      "typing_delay": 4.179,
      "typing_duration": 10.143,
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      "message": "ยกกำลัง 2 หารด้วย 4 คูณ "
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      "delay": 9.404,
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      "message": "e "
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      "agent_id": 14,
      "delay": 9.539,
      "onscreen_delay": 4.526,
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      "message": "0.05 ยกกำลัง 2 "
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      "message_id": 1972,
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      "delay": 6.189,
      "onscreen_delay": 1.334,
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      "message": "ทุกคนกดเครื่องคิดเลขเลยค่ะ "
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      "message_id": 1973,
      "agent_id": 16,
      "delay": 10.575,
      "onscreen_delay": 5.177,
      "typing_delay": 5.398,
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      "message": "โดยวิธีของครอกแคร่นะคะ "
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      "delay": 6.574,
      "onscreen_delay": 1.316,
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      "message": "สูตรอยู่ข้างล่างแล้ว เมื่อกี้"
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      "delay": 12.555,
      "onscreen_delay": 8.366,
      "typing_delay": 4.189,
      "typing_duration": 15.025,
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      "message": "ครูบอกใช้เครื่องคิดเลขแล้ว เดี๋ยวครูเดินดูนะคะ "
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      "typing_delay": 4.641,
      "typing_duration": 15.323,
      "wpm": 22,
      "message": "ใครเล่นมือถือ Facebook "
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      "agent_id": 16,
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      "typing_delay": 6.712,
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      "message": "หรือไม่เกี่ยวกับประเด็นที่ครูสอน "
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      "delay": 9.687,
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      "wpm": 27,
      "message": "ครูจะทำการยึกมือถือนะคะ "
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      "agent_id": 15,
      "delay": 19.001,
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      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2038,
      "agent_id": 13,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2039,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2040,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2041,
      "agent_id": 16,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2042,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2043,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2044,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2045,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2046,
      "agent_id": 13,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2047,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2048,
      "agent_id": 15,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2049,
      "agent_id": 16,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2050,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2051,
      "agent_id": 14,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2052,
      "agent_id": 15,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2053,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2054,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2055,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2056,
      "agent_id": 15,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2057,
      "agent_id": 16,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2058,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2059,
      "agent_id": 14,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2060,
      "agent_id": 15,
      "delay": 14.998,
      "onscreen_delay": 7.154,
      "typing_delay": 7.844,
      "typing_duration": 14.916,
      "wpm": 14,
      "message": "1.96 ยกกำลัง 2 "
    },
    {
      "message_id": 2061,
      "agent_id": 16,
      "delay": 10.997,
      "onscreen_delay": 6.487,
      "typing_delay": 4.51,
      "typing_duration": 13.895,
      "wpm": 35,
      "message": "หาร 4 คูณด้วย 0.05 มีใครได้คำตอบ"
    },
    {
      "message_id": 2062,
      "agent_id": 13,
      "delay": 9.894,
      "onscreen_delay": 4.191,
      "typing_delay": 5.703,
      "typing_duration": 8.089,
      "wpm": 19,
      "message": "แล้วบ้างคะ "
    },
    {
      "message_id": 2063,
      "agent_id": 14,
      "delay": 8.806,
      "onscreen_delay": 0,
      "typing_delay": 8.806,
      "typing_duration": 8.806,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2064,
      "agent_id": 15,
      "delay": 11.904,
      "onscreen_delay": 0,
      "typing_delay": 11.904,
      "typing_duration": 11.904,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2065,
      "agent_id": 16,
      "delay": 9.199,
      "onscreen_delay": 0,
      "typing_delay": 9.199,
      "typing_duration": 9.199,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2066,
      "agent_id": 13,
      "delay": 5.811,
      "onscreen_delay": 0,
      "typing_delay": 5.811,
      "typing_duration": 11.314,
      "wpm": 28,
      "message": "ถามเราค่ะ ได้เท่าไรคะ "
    },
    {
      "message_id": 2067,
      "agent_id": 14,
      "delay": 7.313,
      "onscreen_delay": 3.221,
      "typing_delay": 4.092,
      "typing_duration": 17.627,
      "wpm": 41,
      "message": "เพื่อนข้าง ๆ ช่วยดูด้วยนะ n มีค่าเท่ากับเท่าไรคะ "
    },
    {
      "message_id": 2068,
      "agent_id": 15,
      "delay": 13.626,
      "onscreen_delay": 4.886,
      "typing_delay": 8.74,
      "typing_duration": 8.74,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2069,
      "agent_id": 16,
      "delay": 10.245,
      "onscreen_delay": 0,
      "typing_delay": 10.245,
      "typing_duration": 10.245,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2070,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2071,
      "agent_id": 14,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2072,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2073,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2074,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2075,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2076,
      "agent_id": 15,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2077,
      "agent_id": 16,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2078,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2079,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2080,
      "agent_id": 15,
      "delay": 17.396,
      "onscreen_delay": 0,
      "typing_delay": 17.396,
      "typing_duration": 19.001,
      "wpm": 5,
      "message": "ได้ท่า"
    },
    {
      "message_id": 2081,
      "agent_id": 16,
      "delay": 15.992,
      "onscreen_delay": 0,
      "typing_delay": 15.992,
      "typing_duration": 15.992,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2082,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2083,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 9.447,
      "typing_delay": 5.552,
      "typing_duration": 9.518,
      "wpm": 17,
      "message": "ได้เท่าไรคะ "
    },
    {
      "message_id": 2084,
      "agent_id": 15,
      "delay": 10.998,
      "onscreen_delay": 2.391,
      "typing_delay": 8.607,
      "typing_duration": 13.703,
      "wpm": 14,
      "message": "จริงหรือเปล่า "
    },
    {
      "message_id": 2085,
      "agent_id": 16,
      "delay": 9.698,
      "onscreen_delay": 4.917,
      "typing_delay": 4.781,
      "typing_duration": 14.094,
      "wpm": 33,
      "message": "โอ.เค. เดี๋ยวรอเพื่อนหมายเลข 23 "
    },
    {
      "message_id": 2086,
      "agent_id": 13,
      "delay": 10.093,
      "onscreen_delay": 5.179,
      "typing_delay": 4.914,
      "typing_duration": 11.521,
      "wpm": 22,
      "message": "ก่อนนะคะ กำลังตอบ "
    },
    {
      "message_id": 2087,
      "agent_id": 14,
      "delay": 7.519,
      "onscreen_delay": 2.077,
      "typing_delay": 5.442,
      "typing_duration": 16.55,
      "wpm": 16,
      "message": "ได้เท่ากับครูไหมคะ "
    },
    {
      "message_id": 2088,
      "agent_id": 15,
      "delay": 12.55,
      "onscreen_delay": 4.598,
      "typing_delay": 7.952,
      "typing_duration": 11.561,
      "wpm": 8,
      "message": "384.16 "
    },
    {
      "message_id": 2089,
      "agent_id": 16,
      "delay": 8.549,
      "onscreen_delay": 2.822,
      "typing_delay": 5.727,
      "typing_duration": 9.946,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2090,
      "agent_id": 13,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2091,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2092,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2093,
      "agent_id": 16,
      "delay": 14.997,
      "onscreen_delay": 11.114,
      "typing_delay": 3.883,
      "typing_duration": 8.321,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2094,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2095,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2096,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 6.383,
      "typing_delay": 8.617,
      "typing_duration": 8.617,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2097,
      "agent_id": 16,
      "delay": 11.848,
      "onscreen_delay": 0,
      "typing_delay": 11.848,
      "typing_duration": 11.848,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2098,
      "agent_id": 13,
      "delay": 7.844,
      "onscreen_delay": 2.442,
      "typing_delay": 5.402,
      "typing_duration": 12.644,
      "wpm": 25,
      "message": "ได้เท่ากันกับครูไหมคะ "
    },
    {
      "message_id": 2099,
      "agent_id": 14,
      "delay": 8.643,
      "onscreen_delay": 4.536,
      "typing_delay": 4.107,
      "typing_duration": 11.897,
      "wpm": 38,
      "message": "เดี๋ยวรอหมายเลข 23 ชื่ออะไรนี่ "
    },
    {
      "message_id": 2100,
      "agent_id": 15,
      "delay": 7.897,
      "onscreen_delay": 2.487,
      "typing_delay": 5.41,
      "typing_duration": 14.699,
      "wpm": 12,
      "message": "เต่า คมกฤษณ์ "
    },
    {
      "message_id": 2101,
      "agent_id": 16,
      "delay": 10.698,
      "onscreen_delay": 5.031,
      "typing_delay": 5.667,
      "typing_duration": 8.484,
      "wpm": 27,
      "message": "เดี๋ยวรอเต่าตอบ "
    },
    {
      "message_id": 2102,
      "agent_id": 13,
      "delay": 19.004,
      "onscreen_delay": 0,
      "typing_delay": 19.004,
      "typing_duration": 19.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2103,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2104,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2105,
      "agent_id": 16,
      "delay": 14.998,
      "onscreen_delay": 7.569,
      "typing_delay": 7.429,
      "typing_duration": 14.665,
      "wpm": 13,
      "message": "โอ.เค. ตอนนี้"
    },
    {
      "message_id": 2106,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 5.799,
      "typing_delay": 5.198,
      "typing_duration": 14.514,
      "wpm": 18,
      "message": "พวกเรา ตอนนี้เปิด"
    },
    {
      "message_id": 2107,
      "agent_id": 14,
      "delay": 10.503,
      "onscreen_delay": 6.391,
      "typing_delay": 4.112,
      "typing_duration": 17.949,
      "wpm": 48,
      "message": "โปรแกรมเครื่องคิดเลขเหมือนครูไหมคะ เดี๋ยวตอนนี้ครูจะแนะนำ"
    },
    {
      "message_id": 2108,
      "agent_id": 15,
      "delay": 13.947,
      "onscreen_delay": 9.518,
      "typing_delay": 4.429,
      "typing_duration": 19.001,
      "wpm": 26,
      "message": "การใช้เครื่องคิดเลขใน PC นิดหนึ่ง "
    },
    {
      "message_id": 2109,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 9.989,
      "typing_delay": 5.01,
      "typing_duration": 17.087,
      "wpm": 28,
      "message": "เนื่องจากการกดสมการมีความซับซ้อน "
    },
    {
      "message_id": 2110,
      "agent_id": 13,
      "delay": 13.087,
      "onscreen_delay": 7.338,
      "typing_delay": 5.749,
      "typing_duration": 18.1,
      "wpm": 27,
      "message": "ให้เราใช้เครื่องคิดเลขวิทยาศาสตร์ "
    },
    {
      "message_id": 2111,
      "agent_id": 14,
      "delay": 14.099,
      "onscreen_delay": 9.856,
      "typing_delay": 4.243,
      "typing_duration": 17.16,
      "wpm": 31,
      "message": "เราเปิด Calculator ขึ้นมา มันจะเป็น"
    },
    {
      "message_id": 2112,
      "agent_id": 15,
      "delay": 13.152,
      "onscreen_delay": 8.558,
      "typing_delay": 4.594,
      "typing_duration": 19.001,
      "wpm": 17,
      "message": "พื้นฐานแบบนี้ เห็นไหมี"
    },
    {
      "message_id": 2113,
      "agent_id": 16,
      "delay": 14.998,
      "onscreen_delay": 9.753,
      "typing_delay": 5.245,
      "typing_duration": 13.459,
      "wpm": 42,
      "message": "ให้เราไปคลิกที่เมนูย่อยของเขา ให้เลือก"
    },
    {
      "message_id": 2114,
      "agent_id": 13,
      "delay": 10.997,
      "onscreen_delay": 6.531,
      "typing_delay": 4.466,
      "typing_duration": 13.87,
      "wpm": 42,
      "message": "เป็นเครื่องคิดเลขแบบวิทยาศาสตร์นะคะ แบบ "
    },
    {
      "message_id": 2115,
      "agent_id": 14,
      "delay": 9.868,
      "onscreen_delay": 4.054,
      "typing_delay": 5.814,
      "typing_duration": 19,
      "wpm": 7,
      "message": "ไซแอนทิฟิ"
    },
    {
      "message_id": 2116,
      "agent_id": 15,
      "delay": 14.997,
      "onscreen_delay": 9.894,
      "typing_delay": 5.103,
      "typing_duration": 12.098,
      "wpm": 24,
      "message": "เห็นไหมคะ คลิกเลือก "
    },
    {
      "message_id": 2117,
      "agent_id": 16,
      "delay": 10.986,
      "onscreen_delay": 4.48,
      "typing_delay": 6.506,
      "typing_duration": 11.177,
      "wpm": 9,
      "message": "จากนั้น"
    },
    {
      "message_id": 2118,
      "agent_id": 13,
      "delay": 7.176,
      "onscreen_delay": 2.022,
      "typing_delay": 5.154,
      "typing_duration": 12.59,
      "wpm": 24,
      "message": "สมการของเราก็คือ เศษ "
    },
    {
      "message_id": 2119,
      "agent_id": 14,
      "delay": 8.59,
      "onscreen_delay": 4.371,
      "typing_delay": 4.219,
      "typing_duration": 19,
      "wpm": 37,
      "message": "1.96 ยกกำลัง 2 เพื่อความถูกต้องเราต้องเปิดวงเล็"
    },
    {
      "message_id": 2120,
      "agent_id": 15,
      "delay": 14.998,
      "onscreen_delay": 10.038,
      "typing_delay": 4.96,
      "typing_duration": 16.885,
      "wpm": 30,
      "message": "1 ครั้ง แล้วคลิกที่ วงเล็บ 1 ครั้ง "
    },
    {
      "message_id": 2121,
      "agent_id": 16,
      "delay": 12.885,
      "onscreen_delay": 6.855,
      "typing_delay": 6.03,
      "typing_duration": 13.011,
      "wpm": 32,
      "message": "สังเกต เราคลิกวงเล็บห้อยอยู่ "
    },
    {
      "message_id": 2122,
      "agent_id": 13,
      "delay": 9.01,
      "onscreen_delay": 4.284,
      "typing_delay": 4.726,
      "typing_duration": 14.25,
      "wpm": 29,
      "message": "มันจะมีเลข 1 เล็ก ๆ ห้อยอยู่ "
    },
    {
      "message_id": 2123,
      "agent_id": 14,
      "delay": 10.249,
      "onscreen_delay": 6.061,
      "typing_delay": 4.188,
      "typing_duration": 15.214,
      "wpm": 38,
      "message": "เปิดวงเล็บครั้งที่ 1 เปิดอยู่ จากนั้นกด "
    },
    {
      "message_id": 2124,
      "agent_id": 15,
      "delay": 11.201,
      "onscreen_delay": 5.254,
      "typing_delay": 5.947,
      "typing_duration": 10.54,
      "wpm": 6,
      "message": "1.96 "
    },
    {
      "message_id": 2125,
      "agent_id": 16,
      "delay": 7.2,
      "onscreen_delay": 2.999,
      "typing_delay": 4.201,
      "typing_duration": 11.736,
      "wpm": 41,
      "message": "ยกกำลัง 2 ปิดวงเล็บ พอเราปิดปั๊บ "
    },
    {
      "message_id": 2126,
      "agent_id": 13,
      "delay": 7.735,
      "onscreen_delay": 2.358,
      "typing_delay": 5.377,
      "typing_duration": 16.666,
      "wpm": 26,
      "message": "วงเล็บเปิดหมายเลข 1 หายไปแล้ว "
    },
    {
      "message_id": 2127,
      "agent_id": 14,
      "delay": 12.665,
      "onscreen_delay": 8.619,
      "typing_delay": 4.046,
      "typing_duration": 15.701,
      "wpm": 46,
      "message": "มันเปิดแล้วก็ปิดเรียบร้อยภายในตัวมันแล้ว จากนั้น"
    },
    {
      "message_id": 2128,
      "agent_id": 15,
      "delay": 11.7,
      "onscreen_delay": 5.508,
      "typing_delay": 6.192,
      "typing_duration": 11.144,
      "wpm": 22,
      "message": "หาร สิ่งที่เราสั"
    },
    {
      "message_id": 2129,
      "agent_id": 16,
      "delay": 7.698,
      "onscreen_delay": 3.127,
      "typing_delay": 4.571,
      "typing_duration": 11.356,
      "wpm": 30,
      "message": "ทุก ๆ ครั้งที่เรากด แถบ"
    },
    {
      "message_id": 2130,
      "agent_id": 13,
      "delay": 7.354,
      "onscreen_delay": 2.777,
      "typing_delay": 4.577,
      "typing_duration": 17.028,
      "wpm": 38,
      "message": "คำสั่งข้างบนตรงนี้เห็นไหมคะ มันมีวงเล็บเปิด "
    },
    {
      "message_id": 2131,
      "agent_id": 14,
      "delay": 13.028,
      "onscreen_delay": 8.079,
      "typing_delay": 4.949,
      "typing_duration": 17.828,
      "wpm": 19,
      "message": "หรืออะไรคะ ไม่ใช่แควรูท "
    },
    {
      "message_id": 2132,
      "agent_id": 15,
      "delay": 13.827,
      "onscreen_delay": 7.763,
      "typing_delay": 6.064,
      "typing_duration": 15.083,
      "wpm": 8,
      "message": "สแควนะคะ "
    },
    {
      "message_id": 2133,
      "agent_id": 16,
      "delay": 11.083,
      "onscreen_delay": 6.347,
      "typing_delay": 4.736,
      "typing_duration": 11.127,
      "wpm": 32,
      "message": ".196 ปิดวงเล็บ ถ้าเราหาร"
    },
    {
      "message_id": 2134,
      "agent_id": 13,
      "delay": 7.126,
      "onscreen_delay": 1.93,
      "typing_delay": 5.196,
      "typing_duration": 13.545,
      "wpm": 29,
      "message": "ตัวส่วนก็ต้องใส่วงเล็บเปิด"
    },
    {
      "message_id": 2135,
      "agent_id": 14,
      "delay": 9.544,
      "onscreen_delay": 5.207,
      "typing_delay": 4.337,
      "typing_duration": 13.654,
      "wpm": 19,
      "message": "นะคะ เปิดวงเล็บ 4 "
    },
    {
      "message_id": 2136,
      "agent_id": 15,
      "delay": 9.653,
      "onscreen_delay": 4.31,
      "typing_delay": 5.343,
      "typing_duration": 16.784,
      "wpm": 24,
      "message": "คูณ เปิดวงเล็บอีกครั้งหนึ่ง "
    },
    {
      "message_id": 2137,
      "agent_id": 16,
      "delay": 12.783,
      "onscreen_delay": 5.789,
      "typing_delay": 6.994,
      "typing_duration": 12.213,
      "wpm": 23,
      "message": "ตอนนี้ครูเปิดวงเล็บ "
    },
    {
      "message_id": 2138,
      "agent_id": 13,
      "delay": 8.781,
      "onscreen_delay": 3.429,
      "typing_delay": 5.352,
      "typing_duration": 10.836,
      "wpm": 35,
      "message": "2 ครั้ง มี เลข 2 ห้อยอยู่ "
    },
    {
      "message_id": 2139,
      "agent_id": 14,
      "delay": 6.835,
      "onscreen_delay": 2.695,
      "typing_delay": 4.14,
      "typing_duration": 17.871,
      "wpm": 41,
      "message": "คุณเปิดวงเล็บไป 2 ครั้ง เวลาปิดคุณก็ต้องปิดให้ครบ "
    },
    {
      "message_id": 2140,
      "agent_id": 15,
      "delay": 13.868,
      "onscreen_delay": 9.364,
      "typing_delay": 4.504,
      "typing_duration": 15.944,
      "wpm": 33,
      "message": "ในวงเล็บอันที่ 2 นี้ ก็พิมพ์ลงไปว่า "
    },
    {
      "message_id": 2141,
      "agent_id": 16,
      "delay": 11.933,
      "onscreen_delay": 7.041,
      "typing_delay": 4.892,
      "typing_duration": 11.316,
      "wpm": 19,
      "message": "0.05 ยกกำลัง 2 "
    },
    {
      "message_id": 2142,
      "agent_id": 13,
      "delay": 7.925,
      "onscreen_delay": 3.34,
      "typing_delay": 4.585,
      "typing_duration": 15.302,
      "wpm": 24,
      "message": "0.05 ยกกำลัง 2 ปิดวงเล็บ"
    },
    {
      "message_id": 2143,
      "agent_id": 14,
      "delay": 11.301,
      "onscreen_delay": 7.275,
      "typing_delay": 4.026,
      "typing_duration": 18.46,
      "wpm": 50,
      "message": "ครั้งที่ 1 แล้วก็เปิดอีกครั้งหนึ่ง แล้วก็กดเครื่องหมายเท่ากับ "
    },
    {
      "message_id": 2144,
      "agent_id": 15,
      "delay": 14.459,
      "onscreen_delay": 8.81,
      "typing_delay": 5.649,
      "typing_duration": 16.844,
      "wpm": 29,
      "message": "เห็นไหมคะ นี่แถบคำสั่งมันเกิดขึ้น "
    },
    {
      "message_id": 2145,
      "agent_id": 16,
      "delay": 12.843,
      "onscreen_delay": 7.672,
      "typing_delay": 5.171,
      "typing_duration": 14.327,
      "wpm": 16,
      "message": "สแควร์ 1.96 หาร"
    },
    {
      "message_id": 2146,
      "agent_id": 13,
      "delay": 10.326,
      "onscreen_delay": 5.186,
      "typing_delay": 5.14,
      "typing_duration": 17.33,
      "wpm": 20,
      "message": "วงเล็บเปิด 4 คูณ Square "
    },
    {
      "message_id": 2147,
      "agent_id": 14,
      "delay": 13.33,
      "onscreen_delay": 9.145,
      "typing_delay": 4.185,
      "typing_duration": 15.893,
      "wpm": 33,
      "message": "0.05 วงเล็บปิด 2 ครั้ง มีค่าเท่ากับ "
    },
    {
      "message_id": 2148,
      "agent_id": 15,
      "delay": 11.892,
      "onscreen_delay": 4.892,
      "typing_delay": 7,
      "typing_duration": 14.786,
      "wpm": 16,
      "message": "384.16 เห็นไหมคะ "
    },
    {
      "message_id": 2149,
      "agent_id": 16,
      "delay": 10.786,
      "onscreen_delay": 5.131,
      "typing_delay": 5.655,
      "typing_duration": 10.005,
      "wpm": 28,
      "message": "แสดงว่าขนาดตัวอย่าง"
    },
    {
      "message_id": 2150,
      "agent_id": 13,
      "delay": 6.78,
      "onscreen_delay": 2.112,
      "typing_delay": 4.668,
      "typing_duration": 18.378,
      "wpm": 27,
      "message": "ถ้าใช้สูตรของ Cochran ถ้ากำหนดให้"
    },
    {
      "message_id": 2151,
      "agent_id": 14,
      "delay": 14.377,
      "onscreen_delay": 10.154,
      "typing_delay": 4.223,
      "typing_duration": 18.67,
      "wpm": 34,
      "message": "ความเชื่อมั่น 95 เปอร์เซ็นต์ แล้วให้ Error "
    },
    {
      "message_id": 2152,
      "agent_id": 15,
      "delay": 14.669,
      "onscreen_delay": 10.212,
      "typing_delay": 4.457,
      "typing_duration": 16.497,
      "wpm": 24,
      "message": "นะคะ จะต้องใช้ตัวอย่างอยู่ "
    },
    {
      "message_id": 2153,
      "agent_id": 16,
      "delay": 12.496,
      "onscreen_delay": 8.34,
      "typing_delay": 4.156,
      "typing_duration": 11.01,
      "wpm": 27,
      "message": "385 คน เห็นไหมคะ .16 "
    },
    {
      "message_id": 2154,
      "agent_id": 13,
      "delay": 8.49,
      "onscreen_delay": 3.976,
      "typing_delay": 4.514,
      "typing_duration": 18.627,
      "wpm": 40,
      "message": "เกิดขึ้นนิดเดียวไม่ถึง 5 ก็ช่าง เราต้องปัดขึ้นเสมอ "
    },
    {
      "message_id": 2155,
      "agent_id": 14,
      "delay": 14.625,
      "onscreen_delay": 10.338,
      "typing_delay": 4.287,
      "typing_duration": 14.076,
      "wpm": 18,
      "message": "จำไว้นะคะ n มีค่า"
    },
    {
      "message_id": 2156,
      "agent_id": 15,
      "delay": 10.624,
      "onscreen_delay": 4.811,
      "typing_delay": 5.813,
      "typing_duration": 18.158,
      "wpm": 29,
      "message": "เป็น 385 แต่ในงานวิจัยนี้เขาบอกนะคะ "
    },
    {
      "message_id": 2157,
      "agent_id": 16,
      "delay": 14.145,
      "onscreen_delay": 10.038,
      "typing_delay": 4.107,
      "typing_duration": 9.694,
      "wpm": 51,
      "message": "ได้บอกแล้วนะคะ เผื่อเหลือเผื่อขาด "
    },
    {
      "message_id": 2158,
      "agent_id": 13,
      "delay": 10.145,
      "onscreen_delay": 4.939,
      "typing_delay": 5.206,
      "typing_duration": 9.241,
      "wpm": 19,
      "message": "โอ.เค. ไหมคะ "
    },
    {
      "message_id": 2159,
      "agent_id": 14,
      "delay": 6.144,
      "onscreen_delay": 0.187,
      "typing_delay": 5.957,
      "typing_duration": 16.462,
      "wpm": 25,
      "message": "Excel คำนวณ ตอนนี้ให้พวกเรา"
    },
    {
      "message_id": 2160,
      "agent_id": 15,
      "delay": 12.462,
      "onscreen_delay": 7.629,
      "typing_delay": 4.833,
      "typing_duration": 14.543,
      "wpm": 10,
      "message": "เปิด Excle "
    },
    {
      "message_id": 2161,
      "agent_id": 16,
      "delay": 10.541,
      "onscreen_delay": 5.961,
      "typing_delay": 4.58,
      "typing_duration": 9.953,
      "wpm": 53,
      "message": "เพราะว่าเราจะได้เห็นความเปลี่ยนแปลง"
    },
    {
      "message_id": 2162,
      "agent_id": 13,
      "delay": 6.539,
      "onscreen_delay": 2.122,
      "typing_delay": 4.417,
      "typing_duration": 14.763,
      "wpm": 41,
      "message": "ของการเปลี่ยนค่า Parameter บางค่า ว่ามัน"
    },
    {
      "message_id": 2163,
      "agent_id": 14,
      "delay": 10.763,
      "onscreen_delay": 6.659,
      "typing_delay": 4.104,
      "typing_duration": 18.322,
      "wpm": 36,
      "message": "ส่งผลต่อ N อย่างไรนะคะ เปิด Excel ขึ้นมาแล้ว"
    },
    {
      "message_id": 2164,
      "agent_id": 15,
      "delay": 14.321,
      "onscreen_delay": 9.814,
      "typing_delay": 4.507,
      "typing_duration": 18.267,
      "wpm": 25,
      "message": "เราพิมพ์ตามครูนะคะ n เท่ากับ e "
    },
    {
      "message_id": 2165,
      "agent_id": 16,
      "delay": 14.266,
      "onscreen_delay": 8.722,
      "typing_delay": 5.544,
      "typing_duration": 12.886,
      "wpm": 26,
      "message": "แล้วก็วิธีทาโร่ ยามาเน"
    },
    {
      "message_id": 2166,
      "agent_id": 13,
      "delay": 10.264,
      "onscreen_delay": 3.638,
      "typing_delay": 6.626,
      "typing_duration": 14.007,
      "wpm": 22,
      "message": "พิมพ์แค่ส่วนนี้ตามครู "
    },
    {
      "message_id": 2167,
      "agent_id": 14,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2168,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2169,
      "agent_id": 16,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2170,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2171,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2172,
      "agent_id": 15,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2173,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2174,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2175,
      "agent_id": 14,
      "delay": 17.619,
      "onscreen_delay": 0,
      "typing_delay": 17.619,
      "typing_duration": 19.008,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2176,
      "agent_id": 15,
      "delay": 15.008,
      "onscreen_delay": 5.352,
      "typing_delay": 9.656,
      "typing_duration": 9.656,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2177,
      "agent_id": 16,
      "delay": 11.007,
      "onscreen_delay": 5.261,
      "typing_delay": 5.746,
      "typing_duration": 14.262,
      "wpm": 26,
      "message": "เปิด excel ให้รวดเร็วนะคะ "
    },
    {
      "message_id": 2178,
      "agent_id": 13,
      "delay": 10.259,
      "onscreen_delay": 5.58,
      "typing_delay": 4.679,
      "typing_duration": 19.003,
      "wpm": 29,
      "message": "ให้เราพิมพ์เหมือนในพื้นที่ Backgroumd"
    },
    {
      "message_id": 2179,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 10.896,
      "typing_delay": 4.105,
      "typing_duration": 18.4,
      "wpm": 47,
      "message": "สีเหลืองของครู ตรงสูตรเราไม่ต้องนะคะ เพราะครูใช้โปรแกรม... "
    },
    {
      "message_id": 2180,
      "agent_id": 15,
      "delay": 14.4,
      "onscreen_delay": 9.712,
      "typing_delay": 4.688,
      "typing_duration": 15.338,
      "wpm": 23,
      "message": "ซึ่งพวกเราอาจจะไม่มีนะคะ "
    },
    {
      "message_id": 2181,
      "agent_id": 16,
      "delay": 11.325,
      "onscreen_delay": 6.267,
      "typing_delay": 5.058,
      "typing_duration": 11.888,
      "wpm": 35,
      "message": "แต่พิมพ์เฉพาะตาราง 2 ช่องนี้ "
    },
    {
      "message_id": 2182,
      "agent_id": 13,
      "delay": 7.887,
      "onscreen_delay": 2.663,
      "typing_delay": 5.224,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2183,
      "agent_id": 14,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2184,
      "agent_id": 15,
      "delay": 14.998,
      "onscreen_delay": 1.766,
      "typing_delay": 13.232,
      "typing_duration": 13.232,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2185,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 3.52,
      "typing_delay": 7.478,
      "typing_duration": 8.883,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2186,
      "agent_id": 13,
      "delay": 6.996,
      "onscreen_delay": 1.101,
      "typing_delay": 5.895,
      "typing_duration": 18.463,
      "wpm": 8,
      "message": "มี n= นะคะ "
    },
    {
      "message_id": 2187,
      "agent_id": 14,
      "delay": 14.462,
      "onscreen_delay": 10.491,
      "typing_delay": 3.971,
      "typing_duration": 9.547,
      "wpm": 17,
      "message": "เว้นว่างไว้ "
    },
    {
      "message_id": 2188,
      "agent_id": 15,
      "delay": 16.112,
      "onscreen_delay": 0,
      "typing_delay": 16.112,
      "typing_duration": 16.112,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2189,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2190,
      "agent_id": 13,
      "delay": 15,
      "onscreen_delay": 5.469,
      "typing_delay": 9.531,
      "typing_duration": 12.3,
      "wpm": 7,
      "message": "ตรงนี้"
    },
    {
      "message_id": 2191,
      "agent_id": 14,
      "delay": 10.998,
      "onscreen_delay": 6.868,
      "typing_delay": 4.13,
      "typing_duration": 11.809,
      "wpm": 32,
      "message": "เดี๋ยวเราจะเติมตัวเลขลงไป "
    },
    {
      "message_id": 2192,
      "agent_id": 15,
      "delay": 17.641,
      "onscreen_delay": 0,
      "typing_delay": 17.641,
      "typing_duration": 17.641,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2193,
      "agent_id": 16,
      "delay": 13.639,
      "onscreen_delay": 4.452,
      "typing_delay": 9.187,
      "typing_duration": 9.187,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2194,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2195,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 10.412,
      "typing_delay": 4.588,
      "typing_duration": 14.954,
      "wpm": 45,
      "message": "สำหรับรายวิชานี้ส่วนแรกพวกเราต้องทำความเข้าใจ"
    },
    {
      "message_id": 2196,
      "agent_id": 15,
      "delay": 10.999,
      "onscreen_delay": 6.009,
      "typing_delay": 4.99,
      "typing_duration": 17.557,
      "wpm": 37,
      "message": "การวิจัยเสียก่อน สักเล็กน้อยนะคะ ส่วนเรื่อง"
    },
    {
      "message_id": 2197,
      "agent_id": 16,
      "delay": 13.556,
      "onscreen_delay": 9.308,
      "typing_delay": 4.248,
      "typing_duration": 12.832,
      "wpm": 49,
      "message": "สถิติ ที่ต้องใช้โปรแกรมสำเร็จรูป ในส่วนนี้"
    },
    {
      "message_id": 2198,
      "agent_id": 13,
      "delay": 9.556,
      "onscreen_delay": 4.853,
      "typing_delay": 4.703,
      "typing_duration": 19,
      "wpm": 34,
      "message": "ลำดับถัด ๆ ไป ในส่วนนี้ต้องเป็น Concept ก่อ"
    },
    {
      "message_id": 2199,
      "agent_id": 14,
      "delay": 14.998,
      "onscreen_delay": 10.818,
      "typing_delay": 4.18,
      "typing_duration": 18.055,
      "wpm": 60,
      "message": "เราจะต้องอ่านงานคนอื่นเยอะ ๆ นะคะ เพื่อให้เกิดไอเดียและความเข้าใจพื้นฐาน "
    },
    {
      "message_id": 2200,
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      "delay": 14.055,
      "onscreen_delay": 1.966,
      "typing_delay": 12.089,
      "typing_duration": 12.089,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2201,
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      "delay": 10.054,
      "onscreen_delay": 2.041,
      "typing_delay": 8.013,
      "typing_duration": 8.013,
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      "message": ""
    },
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      "message_id": 2202,
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      "delay": 19.004,
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    {
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    {
      "message_id": 2338,
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      "typing_duration": 19.002,
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    },
    {
      "message_id": 2339,
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      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
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    {
      "message_id": 2340,
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      "typing_duration": 11.314,
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    {
      "message_id": 2341,
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      "onscreen_delay": 3.288,
      "typing_delay": 7.71,
      "typing_duration": 12.377,
      "wpm": 23,
      "message": "โอ.เค. เดี๋ยวพวกเรา"
    },
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      "message_id": 2342,
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      "delay": 8.374,
      "onscreen_delay": 3.406,
      "typing_delay": 4.968,
      "typing_duration": 19,
      "wpm": 23,
      "message": "มาคำนวณพร้อมกันกบัครูนะคะ ใคร"
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      "message_id": 2343,
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      "typing_delay": 4.174,
      "typing_duration": 16.262,
      "wpm": 25,
      "message": "ที่ยังไม่ได้ใส่เส้นขอบ หรือ"
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      "message_id": 2344,
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      "delay": 12.26,
      "onscreen_delay": 7.827,
      "typing_delay": 4.433,
      "typing_duration": 16.646,
      "wpm": 25,
      "message": "ตีช่องใน Excel ก็ไม่เป็นอะไร "
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    {
      "message_id": 2345,
      "agent_id": 16,
      "delay": 12.646,
      "onscreen_delay": 7.337,
      "typing_delay": 5.309,
      "typing_duration": 18.52,
      "wpm": 27,
      "message": "เดี๋ยวเรามาคำนวณแบบ ทาโร่ ยามาเน่ "
    },
    {
      "message_id": 2346,
      "agent_id": 13,
      "delay": 14.519,
      "onscreen_delay": 7.288,
      "typing_delay": 7.231,
      "typing_duration": 12.917,
      "wpm": 10,
      "message": "อันดับแรก "
    },
    {
      "message_id": 2347,
      "agent_id": 14,
      "delay": 10.519,
      "onscreen_delay": 6.294,
      "typing_delay": 4.225,
      "typing_duration": 15.385,
      "wpm": 44,
      "message": "เราจะต้องรู้นะคะว่า ประชากรของเรามีขนาดเท่าไร "
    },
    {
      "message_id": 2348,
      "agent_id": 15,
      "delay": 11.373,
      "onscreen_delay": 3.954,
      "typing_delay": 7.419,
      "typing_duration": 15.551,
      "wpm": 11,
      "message": "ขนาดประชากร"
    },
    {
      "message_id": 2349,
      "agent_id": 16,
      "delay": 11.551,
      "onscreen_delay": 3.165,
      "typing_delay": 8.386,
      "typing_duration": 15.802,
      "wpm": 17,
      "message": "แทนสัญลักษณ์ด้วย N "
    },
    {
      "message_id": 2350,
      "agent_id": 13,
      "delay": 11.801,
      "onscreen_delay": 4.998,
      "typing_delay": 6.803,
      "typing_duration": 12.451,
      "wpm": 12,
      "message": "อยู่ในช่อง"
    },
    {
      "message_id": 2351,
      "agent_id": 14,
      "delay": 8.449,
      "onscreen_delay": 4.406,
      "typing_delay": 4.043,
      "typing_duration": 16.363,
      "wpm": 41,
      "message": "ข้าง ๆ N เท่ากับ คือการใช้ Excel มันจะมีพิมพ์"
    },
    {
      "message_id": 2352,
      "agent_id": 15,
      "delay": 12.362,
      "onscreen_delay": 7.666,
      "typing_delay": 4.696,
      "typing_duration": 10.147,
      "wpm": 31,
      "message": "อ้างอิงที่อยู่ของข้อม"
    },
    {
      "message_id": 2353,
      "agent_id": 16,
      "delay": 8.361,
      "onscreen_delay": 3.172,
      "typing_delay": 5.189,
      "typing_duration": 11.465,
      "wpm": 21,
      "message": "ที่เรียกว่าเซลล์ "
    },
    {
      "message_id": 2354,
      "agent_id": 13,
      "delay": 7.462,
      "onscreen_delay": 1.548,
      "typing_delay": 5.914,
      "typing_duration": 14.016,
      "wpm": 24,
      "message": "ครูจะต้องตอบลงไปในช่อง "
    },
    {
      "message_id": 2355,
      "agent_id": 14,
      "delay": 10.014,
      "onscreen_delay": 5.086,
      "typing_delay": 4.928,
      "typing_duration": 17.93,
      "wpm": 15,
      "message": "G อะไรคะ คอลัมน์ G "
    },
    {
      "message_id": 2356,
      "agent_id": 15,
      "delay": 13.928,
      "onscreen_delay": 9.191,
      "typing_delay": 4.737,
      "typing_duration": 14.003,
      "wpm": 31,
      "message": "เวลาเราดูชื่อเซลล์เราดูตรงนี้ "
    },
    {
      "message_id": 2357,
      "agent_id": 16,
      "delay": 10.003,
      "onscreen_delay": 6.224,
      "typing_delay": 3.779,
      "typing_duration": 14.328,
      "wpm": 37,
      "message": "เห็นไหมตรงเมาส์ที่ครูชี้ ตรงช่อง G2 "
    },
    {
      "message_id": 2358,
      "agent_id": 13,
      "delay": 10.327,
      "onscreen_delay": 4.99,
      "typing_delay": 5.337,
      "typing_duration": 13.835,
      "wpm": 26,
      "message": "ขนาดประชากร ครูก็ตอบลงไป "
    },
    {
      "message_id": 2359,
      "agent_id": 14,
      "delay": 9.835,
      "onscreen_delay": 5.851,
      "typing_delay": 3.984,
      "typing_duration": 8.863,
      "wpm": 17,
      "message": "เป็น 8,400 "
    },
    {
      "message_id": 2360,
      "agent_id": 15,
      "delay": 6.628,
      "onscreen_delay": 0,
      "typing_delay": 6.628,
      "typing_duration": 12.476,
      "wpm": 38,
      "message": "ของเราอาจจะเป็นช่องอื่นก็ได้นะคะ "
    },
    {
      "message_id": 2361,
      "agent_id": 16,
      "delay": 8.476,
      "onscreen_delay": 4.215,
      "typing_delay": 4.261,
      "typing_duration": 13.516,
      "wpm": 37,
      "message": "ของเราอาจจะเป็นช่องอื่น อาจจะเป็น"
    },
    {
      "message_id": 2362,
      "agent_id": 13,
      "delay": 9.51,
      "onscreen_delay": 4.786,
      "typing_delay": 4.724,
      "typing_duration": 17.864,
      "wpm": 22,
      "message": "ช่อง H ช่อง E หรือ F ก็ได้ "
    },
    {
      "message_id": 2363,
      "agent_id": 14,
      "delay": 13.864,
      "onscreen_delay": 9.845,
      "typing_delay": 4.019,
      "typing_duration": 13.716,
      "wpm": 33,
      "message": "แล้วแต่งานของคุณ ถัดมาข้างล่าง "
    },
    {
      "message_id": 2364,
      "agent_id": 15,
      "delay": 9.864,
      "onscreen_delay": 4.164,
      "typing_delay": 5.7,
      "typing_duration": 14.902,
      "wpm": 28,
      "message": "Error เท่ากับเท่าไหร่ ตอนนี้"
    },
    {
      "message_id": 2365,
      "agent_id": 16,
      "delay": 10.901,
      "onscreen_delay": 4.407,
      "typing_delay": 6.494,
      "typing_duration": 14.589,
      "wpm": 19,
      "message": "เราจะใช้ แอร์เรอร์ "
    },
    {
      "message_id": 2366,
      "agent_id": 13,
      "delay": 10.589,
      "onscreen_delay": 2.645,
      "typing_delay": 7.944,
      "typing_duration": 9.278,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2367,
      "agent_id": 14,
      "delay": 6.586,
      "onscreen_delay": 2.44,
      "typing_delay": 4.146,
      "typing_duration": 10.632,
      "wpm": 37,
      "message": "ครูพิมพ์ลงไปเป็น 0.05 นะคะ "
    },
    {
      "message_id": 2368,
      "agent_id": 15,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2369,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 8.498,
      "typing_delay": 6.501,
      "typing_duration": 14.42,
      "wpm": 15,
      "message": "ขนาดตัวอย่าง n "
    },
    {
      "message_id": 2370,
      "agent_id": 13,
      "delay": 10.996,
      "onscreen_delay": 2.608,
      "typing_delay": 8.388,
      "typing_duration": 9.343,
      "wpm": 5,
      "message": "ครู"
    },
    {
      "message_id": 2371,
      "agent_id": 14,
      "delay": 6.995,
      "onscreen_delay": 2.952,
      "typing_delay": 4.043,
      "typing_duration": 14.498,
      "wpm": 31,
      "message": "จะให้คำตอบ N อยู่ในช่องนี้นะคะ "
    },
    {
      "message_id": 2372,
      "agent_id": 15,
      "delay": 10.497,
      "onscreen_delay": 4.414,
      "typing_delay": 6.083,
      "typing_duration": 17.219,
      "wpm": 6,
      "message": "ช่อง J5 "
    },
    {
      "message_id": 2373,
      "agent_id": 16,
      "delay": 13.219,
      "onscreen_delay": 9.169,
      "typing_delay": 4.05,
      "typing_duration": 16.605,
      "wpm": 26,
      "message": "นะคะ J5 จะเป็นขนาดตัวอย่างที่"
    },
    {
      "message_id": 2374,
      "agent_id": 13,
      "delay": 12.604,
      "onscreen_delay": 7.794,
      "typing_delay": 4.81,
      "typing_duration": 16.907,
      "wpm": 28,
      "message": "โดยใช้สูตรของ Taro Yaman สูตรของ "
    },
    {
      "message_id": 2375,
      "agent_id": 14,
      "delay": 12.906,
      "onscreen_delay": 8.882,
      "typing_delay": 4.024,
      "typing_duration": 15.823,
      "wpm": 29,
      "message": "ทาโร่ ยามาเน่ ก็คือ n เท่ากับ N "
    },
    {
      "message_id": 2376,
      "agent_id": 15,
      "delay": 11.823,
      "onscreen_delay": 7.287,
      "typing_delay": 4.536,
      "typing_duration": 17.365,
      "wpm": 18,
      "message": "บวก N คูณ e ยกกำลัง 2 "
    },
    {
      "message_id": 2377,
      "agent_id": 16,
      "delay": 13.358,
      "onscreen_delay": 9.251,
      "typing_delay": 4.107,
      "typing_duration": 13.131,
      "wpm": 46,
      "message": "วิธีการพิมพ์สูตร ครูก็พิมพ์เข้าไปที่ช่อง"
    },
    {
      "message_id": 2378,
      "agent_id": 13,
      "delay": 9.356,
      "onscreen_delay": 4.643,
      "typing_delay": 4.713,
      "typing_duration": 15.817,
      "wpm": 17,
      "message": "ที่จะเป็นคำตอบนะคะ "
    },
    {
      "message_id": 2379,
      "agent_id": 14,
      "delay": 11.817,
      "onscreen_delay": 7.124,
      "typing_delay": 4.693,
      "typing_duration": 11.571,
      "wpm": 16,
      "message": "ครูก็พิมพ์ = "
    },
    {
      "message_id": 2380,
      "agent_id": 15,
      "delay": 7.815,
      "onscreen_delay": 3.366,
      "typing_delay": 4.449,
      "typing_duration": 17.48,
      "wpm": 19,
      "message": "เวลาคำนวณอะไรก็แล้วแต่ "
    },
    {
      "message_id": 2381,
      "agent_id": 16,
      "delay": 13.478,
      "onscreen_delay": 9.571,
      "typing_delay": 3.907,
      "typing_duration": 10.941,
      "wpm": 41,
      "message": "เป็นการสั่งให้โปรแกรมเข้าใจว่า"
    },
    {
      "message_id": 2382,
      "agent_id": 13,
      "delay": 9.477,
      "onscreen_delay": 4.167,
      "typing_delay": 5.31,
      "typing_duration": 19,
      "wpm": 9,
      "message": "=N ตอนนี้ N= "
    },
    {
      "message_id": 2383,
      "agent_id": 14,
      "delay": 14.998,
      "onscreen_delay": 10.65,
      "typing_delay": 4.348,
      "typing_duration": 17.439,
      "wpm": 42,
      "message": "8,400 ครูก็ไม่ต้องพิมพ์ 8,400 ครูก็เอาเมาส์มาคลิก "
    },
    {
      "message_id": 2384,
      "agent_id": 15,
      "delay": 13.439,
      "onscreen_delay": 8.16,
      "typing_delay": 5.279,
      "typing_duration": 11.058,
      "wpm": 7,
      "message": "8,400 "
    },
    {
      "message_id": 2385,
      "agent_id": 16,
      "delay": 9.438,
      "onscreen_delay": 5.385,
      "typing_delay": 4.053,
      "typing_duration": 14.91,
      "wpm": 29,
      "message": "แต่ในแถบสูตรมันจะเกิดในแถบ G2 "
    },
    {
      "message_id": 2386,
      "agent_id": 13,
      "delay": 10.909,
      "onscreen_delay": 5.885,
      "typing_delay": 5.024,
      "typing_duration": 12.329,
      "wpm": 32,
      "message": "ที่อยู่กล่องที่มันอยู่นะคะ "
    },
    {
      "message_id": 2387,
      "agent_id": 14,
      "delay": 8.328,
      "onscreen_delay": 4.228,
      "typing_delay": 4.1,
      "typing_duration": 17.568,
      "wpm": 26,
      "message": "8,400 หารด้วย กดหารที่คีย์บอร์ด"
    },
    {
      "message_id": 2388,
      "agent_id": 15,
      "delay": 13.568,
      "onscreen_delay": 9.026,
      "typing_delay": 4.542,
      "typing_duration": 12.168,
      "wpm": 18,
      "message": "นะคะ วงเล็บเปิด "
    },
    {
      "message_id": 2389,
      "agent_id": 16,
      "delay": 9.566,
      "onscreen_delay": 4.23,
      "typing_delay": 5.336,
      "typing_duration": 9.547,
      "wpm": 33,
      "message": "ตอนนี้กดคีย์บอร์ดนะคะ "
    },
    {
      "message_id": 2390,
      "agent_id": 13,
      "delay": 5.566,
      "onscreen_delay": 1.052,
      "typing_delay": 4.514,
      "typing_duration": 18.03,
      "wpm": 2,
      "message": "(1+ "
    },
    {
      "message_id": 2391,
      "agent_id": 14,
      "delay": 14.028,
      "onscreen_delay": 10.03,
      "typing_delay": 3.998,
      "typing_duration": 13.249,
      "wpm": 35,
      "message": "บวกอะไรคะ 8,400 ครูก็เอาเมาส์มา"
    },
    {
      "message_id": 2392,
      "agent_id": 15,
      "delay": 10.028,
      "onscreen_delay": 5.428,
      "typing_delay": 4.6,
      "typing_duration": 16.49,
      "wpm": 22,
      "message": "คลิกที่ 8,400 จะเกิด g 2 "
    },
    {
      "message_id": 2393,
      "agent_id": 16,
      "delay": 12.489,
      "onscreen_delay": 8.48,
      "typing_delay": 4.009,
      "typing_duration": 15.905,
      "wpm": 50,
      "message": "ขึ้นอีกแล้ว เพราะมันอ้างอิงที่อยู่ เพราะตอนนี้มันเป็น "
    },
    {
      "message_id": 2394,
      "agent_id": 13,
      "delay": 11.904,
      "onscreen_delay": 6.564,
      "typing_delay": 5.34,
      "typing_duration": 12.329,
      "wpm": 18,
      "message": "8,400 เห็นไหมคะ "
    },
    {
      "message_id": 2395,
      "agent_id": 14,
      "delay": 8.327,
      "onscreen_delay": 2.633,
      "typing_delay": 5.694,
      "typing_duration": 15.924,
      "wpm": 24,
      "message": "คูณวงเล็บเปิดอีกครั้งหนึ่ง "
    },
    {
      "message_id": 2396,
      "agent_id": 15,
      "delay": 11.924,
      "onscreen_delay": 4.072,
      "typing_delay": 7.852,
      "typing_duration": 11.519,
      "wpm": 1,
      "message": "e "
    },
    {
      "message_id": 2397,
      "agent_id": 16,
      "delay": 7.922,
      "onscreen_delay": 3.742,
      "typing_delay": 4.18,
      "typing_duration": 13.129,
      "wpm": 27,
      "message": "ก็เอาเมาส์มาคลิกที่ 8.05 "
    },
    {
      "message_id": 2398,
      "agent_id": 13,
      "delay": 9.129,
      "onscreen_delay": 4.611,
      "typing_delay": 4.518,
      "typing_duration": 12.958,
      "wpm": 20,
      "message": "จะเกิดขึ้นเป็น G3 "
    },
    {
      "message_id": 2399,
      "agent_id": 14,
      "delay": 8.957,
      "onscreen_delay": 4.852,
      "typing_delay": 4.105,
      "typing_duration": 16.248,
      "wpm": 26,
      "message": "จากนั้นยกกำลัง 2 ให้กด Shift "
    },
    {
      "message_id": 2400,
      "agent_id": 15,
      "delay": 12.247,
      "onscreen_delay": 7.446,
      "typing_delay": 4.801,
      "typing_duration": 16.61,
      "wpm": 12,
      "message": "และเลข 6 นะคะ "
    },
    {
      "message_id": 2401,
      "agent_id": 16,
      "delay": 12.608,
      "onscreen_delay": 8.62,
      "typing_delay": 3.988,
      "typing_duration": 9.007,
      "wpm": 32,
      "message": "หมายถึงการยกกำลัง 2"
    },
    {
      "message_id": 2402,
      "agent_id": 13,
      "delay": 8.601,
      "onscreen_delay": 3.085,
      "typing_delay": 5.516,
      "typing_duration": 18.675,
      "wpm": 31,
      "message": "เราดูในแถบสูตรที่เรากำลังพิมพ์สูตรนะคะ "
    },
    {
      "message_id": 2403,
      "agent_id": 14,
      "delay": 14.675,
      "onscreen_delay": 10.677,
      "typing_delay": 3.998,
      "typing_duration": 15.046,
      "wpm": 49,
      "message": "เรามีกี่ครั้ง 2 ครั้ง เวลาปิดเราก็ปิด 2 ครั้งนะคะ "
    },
    {
      "message_id": 2404,
      "agent_id": 15,
      "delay": 11.03,
      "onscreen_delay": 4.062,
      "typing_delay": 6.968,
      "typing_duration": 11.769,
      "wpm": 10,
      "message": "ปิดสีแดง "
    },
    {
      "message_id": 2405,
      "agent_id": 16,
      "delay": 7.768,
      "onscreen_delay": 3.608,
      "typing_delay": 4.16,
      "typing_duration": 15.926,
      "wpm": 39,
      "message": "ต่อไปครูปิดสีดำครบละ นี่คือสูตรที่ใช้หา n "
    },
    {
      "message_id": 2406,
      "agent_id": 13,
      "delay": 11.926,
      "onscreen_delay": 5.77,
      "typing_delay": 6.156,
      "typing_duration": 16.545,
      "wpm": 24,
      "message": "แล้วก็ Enter ใครเสร็จแล้วก็"
    },
    {
      "message_id": 2407,
      "agent_id": 14,
      "delay": 12.544,
      "onscreen_delay": 8.204,
      "typing_delay": 4.34,
      "typing_duration": 12.436,
      "wpm": 27,
      "message": "Enter นะคะ คำตอบมาแล้ว "
    },
    {
      "message_id": 2408,
      "agent_id": 15,
      "delay": 8.543,
      "onscreen_delay": 1.912,
      "typing_delay": 6.631,
      "typing_duration": 19,
      "wpm": 14,
      "message": "เดี๋ยวครู Copy สูต"
    },
    {
      "message_id": 2409,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 8.625,
      "typing_delay": 6.374,
      "typing_duration": 10.258,
      "wpm": 19,
      "message": "สูตรของพวกเรา"
    },
    {
      "message_id": 2410,
      "agent_id": 13,
      "delay": 10.999,
      "onscreen_delay": 6.605,
      "typing_delay": 4.394,
      "typing_duration": 17.366,
      "wpm": 38,
      "message": "อาจจะแตกต่างตากครู เนื่องจากที่อยู่ของข้อมูล"
    },
    {
      "message_id": 2411,
      "agent_id": 14,
      "delay": 13.362,
      "onscreen_delay": 9.331,
      "typing_delay": 4.031,
      "typing_duration": 11.319,
      "wpm": 33,
      "message": "เราอยู่คนละช่องกับครูนะคะ "
    },
    {
      "message_id": 2412,
      "agent_id": 15,
      "delay": 9.359,
      "onscreen_delay": 3.675,
      "typing_delay": 5.684,
      "typing_duration": 11.813,
      "wpm": 25,
      "message": "อันนี้คือแถบสูตรนะคะ "
    },
    {
      "message_id": 2413,
      "agent_id": 16,
      "delay": 8,
      "onscreen_delay": 0,
      "typing_delay": 8,
      "typing_duration": 8,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2414,
      "agent_id": 13,
      "delay": 8.646,
      "onscreen_delay": 0,
      "typing_delay": 8.646,
      "typing_duration": 8.646,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2415,
      "agent_id": 14,
      "delay": 8.249,
      "onscreen_delay": 0,
      "typing_delay": 8.249,
      "typing_duration": 8.249,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2416,
      "agent_id": 15,
      "delay": 8.418,
      "onscreen_delay": 0,
      "typing_delay": 8.418,
      "typing_duration": 11.797,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2417,
      "agent_id": 16,
      "delay": 7.794,
      "onscreen_delay": 2.496,
      "typing_delay": 5.298,
      "typing_duration": 9.258,
      "wpm": 26,
      "message": "อันนี้คือแถบสูตร "
    },
    {
      "message_id": 2418,
      "agent_id": 13,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2419,
      "agent_id": 14,
      "delay": 14.998,
      "onscreen_delay": 5.826,
      "typing_delay": 9.172,
      "typing_duration": 9.172,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2420,
      "agent_id": 15,
      "delay": 10.997,
      "onscreen_delay": 3.335,
      "typing_delay": 7.662,
      "typing_duration": 18.103,
      "wpm": 5,
      "message": "ใช่ค่ะ "
    },
    {
      "message_id": 2421,
      "agent_id": 16,
      "delay": 14.1,
      "onscreen_delay": 8.017,
      "typing_delay": 6.083,
      "typing_duration": 11.713,
      "wpm": 27,
      "message": "ใช้ G3 ของครูคือ 0.05 "
    },
    {
      "message_id": 2422,
      "agent_id": 13,
      "delay": 10.1,
      "onscreen_delay": 4.725,
      "typing_delay": 5.375,
      "typing_duration": 9.804,
      "wpm": 21,
      "message": "กดตรงไหนคะ นี่"
    },
    {
      "message_id": 2423,
      "agent_id": 14,
      "delay": 6.099,
      "onscreen_delay": 1.785,
      "typing_delay": 4.314,
      "typing_duration": 19.001,
      "wpm": 40,
      "message": "พิมพ์ตามนี้เลยค่ะ แต่ตอนนี้ครูพิมพ์ตามการเว้นช่องไฟ "
    },
    {
      "message_id": 2424,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 10.434,
      "typing_delay": 4.566,
      "typing_duration": 19,
      "wpm": 21,
      "message": "1 ช่องไฟคาเร็กเตอร์ข้างหนั้"
    },
    {
      "message_id": 2425,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 9.26,
      "typing_delay": 5.739,
      "typing_duration": 16.647,
      "wpm": 23,
      "message": "มันจึงมีคุณสมบัติเป็น text "
    },
    {
      "message_id": 2426,
      "agent_id": 13,
      "delay": 12.646,
      "onscreen_delay": 7.696,
      "typing_delay": 4.95,
      "typing_duration": 18.785,
      "wpm": 22,
      "message": "ประโยคนี้จะถูก Compute ทันที "
    },
    {
      "message_id": 2427,
      "agent_id": 14,
      "delay": 14.784,
      "onscreen_delay": 9.121,
      "typing_delay": 5.663,
      "typing_duration": 16.116,
      "wpm": 29,
      "message": "ใช่ค่ะ แล้วกด Enter ค่ะ มาไหมคะ "
    },
    {
      "message_id": 2428,
      "agent_id": 15,
      "delay": 12.114,
      "onscreen_delay": 5.407,
      "typing_delay": 6.707,
      "typing_duration": 9.131,
      "wpm": 10,
      "message": "381.82 "
    },
    {
      "message_id": 2429,
      "agent_id": 16,
      "delay": 11.241,
      "onscreen_delay": 0,
      "typing_delay": 11.241,
      "typing_duration": 11.241,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2430,
      "agent_id": 13,
      "delay": 10.578,
      "onscreen_delay": 0,
      "typing_delay": 10.578,
      "typing_duration": 13.779,
      "wpm": 9,
      "message": "มันปัดมา "
    },
    {
      "message_id": 2431,
      "agent_id": 14,
      "delay": 9.779,
      "onscreen_delay": 5.193,
      "typing_delay": 4.586,
      "typing_duration": 15.863,
      "wpm": 37,
      "message": "ไม่เป็นไร เดี๋ยวครูจะขยายให้เราดูทศนิยม"
    },
    {
      "message_id": 2432,
      "agent_id": 15,
      "delay": 11.859,
      "onscreen_delay": 7.103,
      "typing_delay": 4.756,
      "typing_duration": 16.406,
      "wpm": 17,
      "message": "มากขึ้น เราขยายช่อง"
    },
    {
      "message_id": 2433,
      "agent_id": 16,
      "delay": 12.406,
      "onscreen_delay": 7.344,
      "typing_delay": 5.062,
      "typing_duration": 15.987,
      "wpm": 47,
      "message": "ให้มันกว้างขึ้น ความละเอียดของค่าทศนิยมก็จะมากขึ้น "
    },
    {
      "message_id": 2434,
      "agent_id": 13,
      "delay": 11.986,
      "onscreen_delay": 7.438,
      "typing_delay": 4.548,
      "typing_duration": 14.612,
      "wpm": 32,
      "message": "เราก็จะเห็นค่าที่แท้จริงมากขึ้น "
    },
    {
      "message_id": 2435,
      "agent_id": 14,
      "delay": 10.606,
      "onscreen_delay": 6.601,
      "typing_delay": 4.005,
      "typing_duration": 11.868,
      "wpm": 47,
      "message": "ได้เท่ากันกับครูหรือยัง ต่อไปครูจะบอก"
    },
    {
      "message_id": 2436,
      "agent_id": 15,
      "delay": 7.864,
      "onscreen_delay": 3.337,
      "typing_delay": 4.527,
      "typing_duration": 14.538,
      "wpm": 24,
      "message": "คาถาลับ เพราะว่าจำนวนคน"
    },
    {
      "message_id": 2437,
      "agent_id": 16,
      "delay": 10.531,
      "onscreen_delay": 5.025,
      "typing_delay": 5.506,
      "typing_duration": 12.23,
      "wpm": 37,
      "message": "เราไม่เป็นทศนิยมใช่ไหมคะ มันมี"
    },
    {
      "message_id": 2438,
      "agent_id": 13,
      "delay": 8.229,
      "onscreen_delay": 3.646,
      "typing_delay": 4.583,
      "typing_duration": 15.508,
      "wpm": 30,
      "message": "คำสั่งที่มันปัดตัวเลขให้เราตลอด"
    },
    {
      "message_id": 2439,
      "agent_id": 14,
      "delay": 11.507,
      "onscreen_delay": 7.47,
      "typing_delay": 4.037,
      "typing_duration": 12.695,
      "wpm": 43,
      "message": "โดยที่เราไม่ต้องมาปัดเอง ดูดี ๆ นะคะ "
    },
    {
      "message_id": 2440,
      "agent_id": 15,
      "delay": 8.694,
      "onscreen_delay": 3.004,
      "typing_delay": 5.69,
      "typing_duration": 16.226,
      "wpm": 22,
      "message": "ให้เราดับเบิ้ลคลิกเข้าไป"
    },
    {
      "message_id": 2441,
      "agent_id": 16,
      "delay": 12.225,
      "onscreen_delay": 7.953,
      "typing_delay": 4.272,
      "typing_duration": 13.791,
      "wpm": 17,
      "message": "ที่คำตอบ 381 นี้ "
    },
    {
      "message_id": 2442,
      "agent_id": 13,
      "delay": 9.789,
      "onscreen_delay": 3.812,
      "typing_delay": 5.977,
      "typing_duration": 18.11,
      "wpm": 19,
      "message": "ให้ Cursor อยู่ข้างหน้า "
    },
    {
      "message_id": 2443,
      "agent_id": 14,
      "delay": 14.108,
      "onscreen_delay": 9.691,
      "typing_delay": 4.417,
      "typing_duration": 17.218,
      "wpm": 34,
      "message": "เห็นไหมคะ ให้มันกระพริบ ๆ อยู่ เราจะใช้"
    },
    {
      "message_id": 2444,
      "agent_id": 15,
      "delay": 13.211,
      "onscreen_delay": 8.299,
      "typing_delay": 4.912,
      "typing_duration": 15.797,
      "wpm": 33,
      "message": "ฟังก์ชันในการปัดเศษขึ้น ที่เรียกว่า "
    },
    {
      "message_id": 2445,
      "agent_id": 16,
      "delay": 11.796,
      "onscreen_delay": 7.047,
      "typing_delay": 4.749,
      "typing_duration": 9.426,
      "wpm": 10,
      "message": "Row Up "
    },
    {
      "message_id": 2446,
      "agent_id": 13,
      "delay": 7.795,
      "onscreen_delay": 2.023,
      "typing_delay": 5.772,
      "typing_duration": 14.235,
      "wpm": 3,
      "message": "und "
    },
    {
      "message_id": 2447,
      "agent_id": 14,
      "delay": 10.232,
      "onscreen_delay": 5.969,
      "typing_delay": 4.263,
      "typing_duration": 17.836,
      "wpm": 33,
      "message": "เราปัดเศษ เราปัดขึ้นเสมอไม่ว่าอะไรก็ตาม "
    },
    {
      "message_id": 2448,
      "agent_id": 15,
      "delay": 13.835,
      "onscreen_delay": 8.87,
      "typing_delay": 4.965,
      "typing_duration": 17.413,
      "wpm": 20,
      "message": "Row Up แล้วก็วงเล็บเปิด "
    },
    {
      "message_id": 2449,
      "agent_id": 16,
      "delay": 13.413,
      "onscreen_delay": 8.358,
      "typing_delay": 5.055,
      "typing_duration": 15.398,
      "wpm": 33,
      "message": "อย่าเพิ่ง Enter นะคะ เราพิมพ์ Roup "
    },
    {
      "message_id": 2450,
      "agent_id": 13,
      "delay": 11.397,
      "onscreen_delay": 6.371,
      "typing_delay": 5.026,
      "typing_duration": 19.001,
      "wpm": 20,
      "message": "( ประโยคสูตรเหมือนเดิมนคะ"
    },
    {
      "message_id": 2451,
      "agent_id": 14,
      "delay": 14.988,
      "onscreen_delay": 10.999,
      "typing_delay": 3.989,
      "typing_duration": 18.999,
      "wpm": 22,
      "message": "ไม่ต้องแก้ไข ให้เราเลื่อนwxm"
    },
    {
      "message_id": 2452,
      "agent_id": 15,
      "delay": 14.993,
      "onscreen_delay": 7.264,
      "typing_delay": 7.729,
      "typing_duration": 13.786,
      "wpm": 5,
      "message": "ใส่ , "
    },
    {
      "message_id": 2453,
      "agent_id": 16,
      "delay": 10.993,
      "onscreen_delay": 5.498,
      "typing_delay": 5.495,
      "typing_duration": 11.684,
      "wpm": 32,
      "message": "และใส่เลข 0 เป็นการบอกว่า "
    },
    {
      "message_id": 2454,
      "agent_id": 13,
      "delay": 7.684,
      "onscreen_delay": 2.511,
      "typing_delay": 5.173,
      "typing_duration": 17.587,
      "wpm": 28,
      "message": "เธอปัดเศษขึ้นนะคะ ทศนิยมไม่เอาเลย "
    },
    {
      "message_id": 2455,
      "agent_id": 14,
      "delay": 13.585,
      "onscreen_delay": 9.276,
      "typing_delay": 4.309,
      "typing_duration": 16.553,
      "wpm": 33,
      "message": "ตอบเป็นจำนวนเต็มเสมอ แล้วก็ปิดวงเล็บ "
    },
    {
      "message_id": 2456,
      "agent_id": 15,
      "delay": 12.54,
      "onscreen_delay": 5.842,
      "typing_delay": 6.698,
      "typing_duration": 13.675,
      "wpm": 15,
      "message": "แล้ว Enter ค่ะ "
    },
    {
      "message_id": 2457,
      "agent_id": 16,
      "delay": 9.674,
      "onscreen_delay": 2.952,
      "typing_delay": 6.722,
      "typing_duration": 11.816,
      "wpm": 34,
      "message": "มันปัดขึ้นให้เห็นไหมคะ เป็น "
    },
    {
      "message_id": 2458,
      "agent_id": 13,
      "delay": 7.804,
      "onscreen_delay": 3.178,
      "typing_delay": 4.626,
      "typing_duration": 15.575,
      "wpm": 13,
      "message": "382 เดี๋ยวครู"
    },
    {
      "message_id": 2459,
      "agent_id": 14,
      "delay": 11.564,
      "onscreen_delay": 7.354,
      "typing_delay": 4.21,
      "typing_duration": 11.984,
      "wpm": 14,
      "message": "ทำให้ดูนะคะ "
    },
    {
      "message_id": 2460,
      "agent_id": 15,
      "delay": 7.971,
      "onscreen_delay": 1.982,
      "typing_delay": 5.989,
      "typing_duration": 13.253,
      "wpm": 19,
      "message": "เดี๋ยวแป๊บหนึ่ง ๆ "
    },
    {
      "message_id": 2461,
      "agent_id": 16,
      "delay": 9.253,
      "onscreen_delay": 3.331,
      "typing_delay": 5.922,
      "typing_duration": 11.94,
      "wpm": 30,
      "message": "เดี๋ยวครูก็อปปี้ 0 ให้ดู"
    },
    {
      "message_id": 2462,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2463,
      "agent_id": 14,
      "delay": 15.002,
      "onscreen_delay": 7.907,
      "typing_delay": 7.095,
      "typing_duration": 13.204,
      "wpm": 18,
      "message": "อันนี้คือตัวสูตร"
    },
    {
      "message_id": 2464,
      "agent_id": 15,
      "delay": 11.001,
      "onscreen_delay": 5.708,
      "typing_delay": 5.293,
      "typing_duration": 8.722,
      "wpm": 7,
      "message": "นะคะ "
    },
    {
      "message_id": 2465,
      "agent_id": 16,
      "delay": 10.226,
      "onscreen_delay": 0,
      "typing_delay": 10.226,
      "typing_duration": 10.226,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2466,
      "agent_id": 13,
      "delay": 6.225,
      "onscreen_delay": 1.147,
      "typing_delay": 5.078,
      "typing_duration": 15.298,
      "wpm": 25,
      "message": "สังเกตนะคะ Round up ตรงนี้ "
    },
    {
      "message_id": 2467,
      "agent_id": 14,
      "delay": 11.298,
      "onscreen_delay": 7.279,
      "typing_delay": 4.019,
      "typing_duration": 17.838,
      "wpm": 49,
      "message": "แล้วก็ตามด้วยอะไรคะ วงเล็บเปิด อันนี้คือส่วนที่เพิ่มเข้าไป "
    },
    {
      "message_id": 2468,
      "agent_id": 15,
      "delay": 13.834,
      "onscreen_delay": 6.961,
      "typing_delay": 6.873,
      "typing_duration": 13.211,
      "wpm": 31,
      "message": "แล้วก็เพิ่มอันนี้เข้าไปนะคะ "
    },
    {
      "message_id": 2469,
      "agent_id": 16,
      "delay": 9.834,
      "onscreen_delay": 4.702,
      "typing_delay": 5.132,
      "typing_duration": 9.394,
      "wpm": 8,
      "message": "เพิ่ม"
    },
    {
      "message_id": 2470,
      "agent_id": 13,
      "delay": 5.833,
      "onscreen_delay": 0.902,
      "typing_delay": 4.931,
      "typing_duration": 13.716,
      "wpm": 27,
      "message": "เพิ่มวงเล็บปิดตรงนนี้นะคะ "
    },
    {
      "message_id": 2471,
      "agent_id": 14,
      "delay": 9.702,
      "onscreen_delay": 4.824,
      "typing_delay": 4.878,
      "typing_duration": 18.059,
      "wpm": 36,
      "message": "หลังวงเล็บปิดนี่เปลี่ยนเป็นเพิ่มคอมมาเข้าไป "
    },
    {
      "message_id": 2472,
      "agent_id": 15,
      "delay": 14.057,
      "onscreen_delay": 8.846,
      "typing_delay": 5.211,
      "typing_duration": 17.487,
      "wpm": 31,
      "message": "นี่คือส่วนที่เราเพิ่มเติมจากเดิมนะคะ "
    },
    {
      "message_id": 2473,
      "agent_id": 16,
      "delay": 13.486,
      "onscreen_delay": 9.205,
      "typing_delay": 4.281,
      "typing_duration": 11.148,
      "wpm": 48,
      "message": "เห็นไหมคะ สีดำคือคำสั่งเดิม สีแดงคือ"
    },
    {
      "message_id": 2474,
      "agent_id": 13,
      "delay": 9.486,
      "onscreen_delay": 4.773,
      "typing_delay": 4.713,
      "typing_duration": 14.675,
      "wpm": 36,
      "message": "คำสั่งที่เพิ่มเข้าไป เพื่อให้มันปัด"
    },
    {
      "message_id": 2475,
      "agent_id": 14,
      "delay": 10.673,
      "onscreen_delay": 6.571,
      "typing_delay": 4.102,
      "typing_duration": 11.557,
      "wpm": 26,
      "message": "ทศนิยมให้มันขึ้นเสมอ "
    },
    {
      "message_id": 2476,
      "agent_id": 15,
      "delay": 9.015,
      "onscreen_delay": 0,
      "typing_delay": 9.015,
      "typing_duration": 9.015,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2477,
      "agent_id": 16,
      "delay": 7.178,
      "onscreen_delay": 0,
      "typing_delay": 7.178,
      "typing_duration": 11.117,
      "wpm": 24,
      "message": "คราวนี้ถ้าเราจะใช้ "
    },
    {
      "message_id": 2478,
      "agent_id": 13,
      "delay": 7.115,
      "onscreen_delay": 1.157,
      "typing_delay": 5.958,
      "typing_duration": 13.332,
      "wpm": 19,
      "message": "Error เราบอกว่า n "
    },
    {
      "message_id": 2479,
      "agent_id": 14,
      "delay": 9.332,
      "onscreen_delay": 4.956,
      "typing_delay": 4.376,
      "typing_duration": 12.932,
      "wpm": 46,
      "message": "ตรงนี้มันเยอะไป ไม่มีเงินไปเก็บ เราเพิ่ม"
    },
    {
      "message_id": 2480,
      "agent_id": 15,
      "delay": 8.931,
      "onscreen_delay": 4.387,
      "typing_delay": 4.544,
      "typing_duration": 19.001,
      "wpm": 39,
      "message": "ความคาดเคลื่อนได้ไหม ไม่ต้องเอาหรอก 5 เปอร์เซ็นต์ "
    },
    {
      "message_id": 2481,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 10.357,
      "typing_delay": 4.643,
      "typing_duration": 12.766,
      "wpm": 29,
      "message": "10 เปอร์เซ็นต์ ก็คือ 0.10 "
    },
    {
      "message_id": 2482,
      "agent_id": 13,
      "delay": 11,
      "onscreen_delay": 5.551,
      "typing_delay": 5.449,
      "typing_duration": 19.001,
      "wpm": 22,
      "message": "ตอนนี้เราจะลองคำนวณสถานการณ์"
    },
    {
      "message_id": 2483,
      "agent_id": 14,
      "delay": 14.998,
      "onscreen_delay": 10.686,
      "typing_delay": 4.312,
      "typing_duration": 16.824,
      "wpm": 22,
      "message": "ลองคำนวณสถานการณ์เดียวกัน "
    },
    {
      "message_id": 2484,
      "agent_id": 15,
      "delay": 12.823,
      "onscreen_delay": 8.224,
      "typing_delay": 4.599,
      "typing_duration": 15.111,
      "wpm": 21,
      "message": "แต่ใช้ Airler เป็น 10 "
    },
    {
      "message_id": 2485,
      "agent_id": 16,
      "delay": 11.11,
      "onscreen_delay": 6.396,
      "typing_delay": 4.714,
      "typing_duration": 13.634,
      "wpm": 39,
      "message": "ที่ช่อง K5 ของครูจะเป็นคำตอบกรณีที่ "
    },
    {
      "message_id": 2486,
      "agent_id": 13,
      "delay": 9.632,
      "onscreen_delay": 3.797,
      "typing_delay": 5.835,
      "typing_duration": 19.001,
      "wpm": 15,
      "message": "N เป็น 8,400 แล้ว e "
    },
    {
      "message_id": 2487,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 10.651,
      "typing_delay": 4.35,
      "typing_duration": 12.855,
      "wpm": 41,
      "message": "มีค่าเป็น 10 เปอร์เซ็นต์นะคะ ตอนนี้"
    },
    {
      "message_id": 2488,
      "agent_id": 15,
      "delay": 11,
      "onscreen_delay": 6.465,
      "typing_delay": 4.535,
      "typing_duration": 10.443,
      "wpm": 32,
      "message": "เราสามารถคัดลอกสูตรได้ "
    },
    {
      "message_id": 2489,
      "agent_id": 16,
      "delay": 6.999,
      "onscreen_delay": 2.708,
      "typing_delay": 4.291,
      "typing_duration": 11.307,
      "wpm": 54,
      "message": "แต่ครูจะให้เราพิมพ์เข้าไปใหม่เป็นการทำซ้ำ "
    },
    {
      "message_id": 2490,
      "agent_id": 13,
      "delay": 7.307,
      "onscreen_delay": 2.642,
      "typing_delay": 4.665,
      "typing_duration": 15.739,
      "wpm": 24,
      "message": "และทบทวนนะคะ ถ้าชำนาญแล้ว "
    },
    {
      "message_id": 2491,
      "agent_id": 14,
      "delay": 11.739,
      "onscreen_delay": 7.607,
      "typing_delay": 4.132,
      "typing_duration": 17.785,
      "wpm": 45,
      "message": "การ Copy สูตร คัดลอกสูตร คุณจะทำได้ด้วยตัวเองอยู่แล้ว"
    },
    {
      "message_id": 2492,
      "agent_id": 15,
      "delay": 13.783,
      "onscreen_delay": 9.494,
      "typing_delay": 4.289,
      "typing_duration": 19.001,
      "wpm": 14,
      "message": "นะคะ เท่ากับ Round  "
    },
    {
      "message_id": 2493,
      "agent_id": 16,
      "delay": 15,
      "onscreen_delay": 8.959,
      "typing_delay": 6.041,
      "typing_duration": 14.664,
      "wpm": 5,
      "message": "Round "
    },
    {
      "message_id": 2494,
      "agent_id": 13,
      "delay": 10.998,
      "onscreen_delay": 6.011,
      "typing_delay": 4.987,
      "typing_duration": 14.515,
      "wpm": 21,
      "message": "up วงเล็บเปิด อะไรคะ "
    },
    {
      "message_id": 2495,
      "agent_id": 14,
      "delay": 10.515,
      "onscreen_delay": 5.772,
      "typing_delay": 4.743,
      "typing_duration": 13.491,
      "wpm": 41,
      "message": "เลียนแบบข้างล่างเลย ไปคลิกขนาดประชากร "
    },
    {
      "message_id": 2496,
      "agent_id": 15,
      "delay": 9.477,
      "onscreen_delay": 2.967,
      "typing_delay": 6.51,
      "typing_duration": 10.824,
      "wpm": 3,
      "message": "G2 "
    },
    {
      "message_id": 2497,
      "agent_id": 16,
      "delay": 6.823,
      "onscreen_delay": 2.466,
      "typing_delay": 4.357,
      "typing_duration": 11.36,
      "wpm": 18,
      "message": "หาร วงเล็บเปิด "
    },
    {
      "message_id": 2498,
      "agent_id": 13,
      "delay": 7.36,
      "onscreen_delay": 2.676,
      "typing_delay": 4.684,
      "typing_duration": 12.919,
      "wpm": 20,
      "message": "1+คลิกขนาดประชากร "
    },
    {
      "message_id": 2499,
      "agent_id": 14,
      "delay": 8.918,
      "onscreen_delay": 3.746,
      "typing_delay": 5.172,
      "typing_duration": 18.836,
      "wpm": 4,
      "message": "n คูณ "
    },
    {
      "message_id": 2500,
      "agent_id": 15,
      "delay": 14.834,
      "onscreen_delay": 9.526,
      "typing_delay": 5.308,
      "typing_duration": 17.347,
      "wpm": 15,
      "message": "วงเล็บเปิด Airler "
    },
    {
      "message_id": 2501,
      "agent_id": 16,
      "delay": 13.346,
      "onscreen_delay": 9.109,
      "typing_delay": 4.237,
      "typing_duration": 11.426,
      "wpm": 54,
      "message": "ตอนนี้เราจิ้มตัวนี้ได้ไหม เราจิ้มตัวนี้นะ "
    },
    {
      "message_id": 2502,
      "agent_id": 13,
      "delay": 9.344,
      "onscreen_delay": 3.243,
      "typing_delay": 6.101,
      "typing_duration": 19,
      "wpm": 23,
      "message": "0.1 อยู่หัวตารางนี่ หรือค่า k "
    },
    {
      "message_id": 2503,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 10.424,
      "typing_delay": 4.576,
      "typing_duration": 13.373,
      "wpm": 39,
      "message": "ตรงนี้เราจิ่มตรงนี้ แล้วก็ยกกำลัง 2 "
    },
    {
      "message_id": 2504,
      "agent_id": 15,
      "delay": 10.998,
      "onscreen_delay": 2.609,
      "typing_delay": 8.389,
      "typing_duration": 8.389,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2505,
      "agent_id": 16,
      "delay": 6.997,
      "onscreen_delay": 0.331,
      "typing_delay": 6.666,
      "typing_duration": 14.804,
      "wpm": 41,
      "message": "แล้วก็ปิดวงเล็บ คอมม่า แล้วก็ปิดวงเล็บ 0 "
    },
    {
      "message_id": 2506,
      "agent_id": 13,
      "delay": 10.803,
      "onscreen_delay": 4.759,
      "typing_delay": 6.044,
      "typing_duration": 14.772,
      "wpm": 3,
      "message": ",0) "
    },
    {
      "message_id": 2507,
      "agent_id": 14,
      "delay": 10.771,
      "onscreen_delay": 6.73,
      "typing_delay": 4.041,
      "typing_duration": 9.216,
      "wpm": 15,
      "message": "ตามนี้เลย "
    },
    {
      "message_id": 2508,
      "agent_id": 15,
      "delay": 8.977,
      "onscreen_delay": 0,
      "typing_delay": 8.977,
      "typing_duration": 8.977,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2509,
      "agent_id": 16,
      "delay": 8.746,
      "onscreen_delay": 0,
      "typing_delay": 8.746,
      "typing_duration": 8.746,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2510,
      "agent_id": 13,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2511,
      "agent_id": 14,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2512,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 6.655,
      "typing_delay": 8.345,
      "typing_duration": 8.345,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2513,
      "agent_id": 16,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2514,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2515,
      "agent_id": 14,
      "delay": 15,
      "onscreen_delay": 5.296,
      "typing_delay": 9.704,
      "typing_duration": 14.371,
      "wpm": 17,
      "message": "ใครได้แล้ว Enter "
    },
    {
      "message_id": 2516,
      "agent_id": 15,
      "delay": 10.999,
      "onscreen_delay": 6.069,
      "typing_delay": 4.93,
      "typing_duration": 10.5,
      "wpm": 21,
      "message": "ตอบเป็นเท่าไรคะ "
    },
    {
      "message_id": 2517,
      "agent_id": 16,
      "delay": 6.995,
      "onscreen_delay": 2.359,
      "typing_delay": 4.636,
      "typing_duration": 10.535,
      "wpm": 28,
      "message": "โอ.เค. โอ้โห เห็นไหม "
    },
    {
      "message_id": 2518,
      "agent_id": 13,
      "delay": 6.534,
      "onscreen_delay": 1.937,
      "typing_delay": 4.597,
      "typing_duration": 17.434,
      "wpm": 43,
      "message": "ถ้าความคาดเคลื่อนสูงขึ้น ขนาดตัวอย่างเป็นอย่างไรคะ "
    },
    {
      "message_id": 2519,
      "agent_id": 14,
      "delay": 13.433,
      "onscreen_delay": 8.496,
      "typing_delay": 4.937,
      "typing_duration": 10.893,
      "wpm": 18,
      "message": "ลดลง แต่ดีไหม "
    },
    {
      "message_id": 2520,
      "agent_id": 15,
      "delay": 9.433,
      "onscreen_delay": 4.719,
      "typing_delay": 4.714,
      "typing_duration": 17.084,
      "wpm": 29,
      "message": "อยากสร้างบ้านที่ความคาดเคลื่อนไหม "
    },
    {
      "message_id": 2521,
      "agent_id": 16,
      "delay": 13.083,
      "onscreen_delay": 7.506,
      "typing_delay": 5.577,
      "typing_duration": 11.839,
      "wpm": 54,
      "message": "ทำงานอะไรเราไม่อยากให้มีความคลาดเคลื่อนนะคะ "
    },
    {
      "message_id": 2522,
      "agent_id": 13,
      "delay": 9.082,
      "onscreen_delay": 4.366,
      "typing_delay": 4.716,
      "typing_duration": 14.168,
      "wpm": 33,
      "message": "ดังนั้นจึงเป็นเสน่ห์ของนักวิจัย "
    },
    {
      "message_id": 2523,
      "agent_id": 14,
      "delay": 10.168,
      "onscreen_delay": 6.103,
      "typing_delay": 4.065,
      "typing_duration": 13.938,
      "wpm": 42,
      "message": "ที่จะต้องเลือกความคลาดเคลื่อนที่เหมาะสม"
    },
    {
      "message_id": 2524,
      "agent_id": 15,
      "delay": 9.937,
      "onscreen_delay": 5.03,
      "typing_delay": 4.907,
      "typing_duration": 16.762,
      "wpm": 30,
      "message": "ภายใต้งบประมาณที่มีอยู่อย่างจำกัด "
    },
    {
      "message_id": 2525,
      "agent_id": 16,
      "delay": 12.761,
      "onscreen_delay": 5.738,
      "typing_delay": 7.023,
      "typing_duration": 9.86,
      "wpm": 27,
      "message": "เราจำตรงนี้ไว้นะคะ "
    },
    {
      "message_id": 2526,
      "agent_id": 13,
      "delay": 8.76,
      "onscreen_delay": 4.153,
      "typing_delay": 4.607,
      "typing_duration": 12.842,
      "wpm": 40,
      "message": "ส่วนตรงนี้ ครูฝากทำเป็นการบ้านนะคะ "
    },
    {
      "message_id": 2527,
      "agent_id": 14,
      "delay": 8.834,
      "onscreen_delay": 4.561,
      "typing_delay": 4.273,
      "typing_duration": 19,
      "wpm": 43,
      "message": "ความเชื่อมั่นของ Cochran 95 เปอร์เซ็นต์ตรงนี้มีเท่าไรคะ "
    },
    {
      "message_id": 2528,
      "agent_id": 15,
      "delay": 14.99,
      "onscreen_delay": 9.355,
      "typing_delay": 5.635,
      "typing_duration": 14.126,
      "wpm": 17,
      "message": "1.96 Airler เป็น "
    },
    {
      "message_id": 2529,
      "agent_id": 16,
      "delay": 10.99,
      "onscreen_delay": 5.549,
      "typing_delay": 5.441,
      "typing_duration": 11.107,
      "wpm": 30,
      "message": "0.05 n เป็นเท่าไหร่ให้"
    },
    {
      "message_id": 2530,
      "agent_id": 13,
      "delay": 7.106,
      "onscreen_delay": 1.937,
      "typing_delay": 5.169,
      "typing_duration": 18.046,
      "wpm": 23,
      "message": "หามา 2 ช่องนะคะ กรณีเป็น 0.1"
    },
    {
      "message_id": 2531,
      "agent_id": 14,
      "delay": 14.045,
      "onscreen_delay": 8.915,
      "typing_delay": 5.13,
      "typing_duration": 9.891,
      "wpm": 9,
      "message": "0 ด้วย "
    },
    {
      "message_id": 2532,
      "agent_id": 15,
      "delay": 10.043,
      "onscreen_delay": 4.776,
      "typing_delay": 5.267,
      "typing_duration": 19,
      "wpm": 24,
      "message": "ตรงนี้ให้นักศึกษาทำเป็นการบ้าา"
    },
    {
      "message_id": 2533,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 9.252,
      "typing_delay": 5.747,
      "typing_duration": 12.211,
      "wpm": 38,
      "message": "ทำเป็นการบ้าน วิธีการส่งการบ้าน "
    },
    {
      "message_id": 2534,
      "agent_id": 13,
      "delay": 10.998,
      "onscreen_delay": 5.653,
      "typing_delay": 5.345,
      "typing_duration": 14.951,
      "wpm": 13,
      "message": "ให้ Save File "
    },
    {
      "message_id": 2535,
      "agent_id": 14,
      "delay": 10.95,
      "onscreen_delay": 5.964,
      "typing_delay": 4.986,
      "typing_duration": 17.758,
      "wpm": 24,
      "message": "Excel เป็นชื่อกับรหัสประจำตัว"
    },
    {
      "message_id": 2536,
      "agent_id": 15,
      "delay": 13.757,
      "onscreen_delay": 9.22,
      "typing_delay": 4.537,
      "typing_duration": 14.078,
      "wpm": 36,
      "message": "นักศึกษาของตัวเอง แล้วส่งให้ครูทาง "
    },
    {
      "message_id": 2537,
      "agent_id": 16,
      "delay": 10.077,
      "onscreen_delay": 4.907,
      "typing_delay": 5.17,
      "typing_duration": 11.654,
      "wpm": 21,
      "message": "Email โอ.เคไหมคะ "
    },
    {
      "message_id": 2538,
      "agent_id": 13,
      "delay": 7.654,
      "onscreen_delay": 2.538,
      "typing_delay": 5.116,
      "typing_duration": 17.975,
      "wpm": 18,
      "message": "ทุกคนเป็นงานเดี่ยวนะคะ "
    },
    {
      "message_id": 2539,
      "agent_id": 14,
      "delay": 13.973,
      "onscreen_delay": 9.612,
      "typing_delay": 4.361,
      "typing_duration": 17.539,
      "wpm": 25,
      "message": "เซฟไฟล์ Excel ส่งครู กำหนดส่ง"
    },
    {
      "message_id": 2540,
      "agent_id": 15,
      "delay": 13.539,
      "onscreen_delay": 9.148,
      "typing_delay": 4.391,
      "typing_duration": 19,
      "wpm": 28,
      "message": "ภายในวันศุกร์นี้ ภายในวันศุกร์นี้นะ"
    },
    {
      "message_id": 2541,
      "agent_id": 16,
      "delay": 14.999,
      "onscreen_delay": 10.127,
      "typing_delay": 4.872,
      "typing_duration": 9.939,
      "wpm": 30,
      "message": "ให้เวลาหลายวันอยู่นะ "
    },
    {
      "message_id": 2542,
      "agent_id": 13,
      "delay": 10.99,
      "onscreen_delay": 6.392,
      "typing_delay": 4.598,
      "typing_duration": 17.036,
      "wpm": 20,
      "message": "ให้ไปหา 2 ช่องนี้นะคะ n "
    },
    {
      "message_id": 2543,
      "agent_id": 14,
      "delay": 13.035,
      "onscreen_delay": 8.98,
      "typing_delay": 4.055,
      "typing_duration": 14.447,
      "wpm": 34,
      "message": "จะมีค่าเป็นเท่าไร เดี๋ยวครูทำช่อง"
    },
    {
      "message_id": 2544,
      "agent_id": 15,
      "delay": 10.447,
      "onscreen_delay": 2.76,
      "typing_delay": 7.687,
      "typing_duration": 11.791,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2545,
      "agent_id": 16,
      "delay": 7.79,
      "onscreen_delay": 2.654,
      "typing_delay": 5.136,
      "typing_duration": 11.895,
      "wpm": 47,
      "message": "สีฟ้าไว้ให้ สีฟ้าเป็นช่องที่จะหาคำตอบ"
    },
    {
      "message_id": 2546,
      "agent_id": 13,
      "delay": 7.884,
      "onscreen_delay": 3.424,
      "typing_delay": 4.46,
      "typing_duration": 12.974,
      "wpm": 7,
      "message": "ให้ครู "
    },
    {
      "message_id": 2547,
      "agent_id": 14,
      "delay": 8.974,
      "onscreen_delay": 4.383,
      "typing_delay": 4.591,
      "typing_duration": 16.54,
      "wpm": 53,
      "message": "นักศึกษาอย่าลอกกัน แล้วส่งไฟล์ให้เพื่อนแล้วเปลี่ยนชื่อนะคะ "
    },
    {
      "message_id": 2548,
      "agent_id": 15,
      "delay": 12.539,
      "onscreen_delay": 8.114,
      "typing_delay": 4.425,
      "typing_duration": 14.795,
      "wpm": 36,
      "message": "ครูเช็กได้ว่าเราทำเองไม่ทำเอง เดี๋ยว"
    },
    {
      "message_id": 2549,
      "agent_id": 16,
      "delay": 10.793,
      "onscreen_delay": 6.625,
      "typing_delay": 4.168,
      "typing_duration": 14.361,
      "wpm": 19,
      "message": "ครูเข้ามาถามคำสั่ง "
    },
    {
      "message_id": 2550,
      "agent_id": 13,
      "delay": 10.36,
      "onscreen_delay": 5.641,
      "typing_delay": 4.719,
      "typing_duration": 12.145,
      "wpm": 12,
      "message": "โอ.เค. ไหม "
    },
    {
      "message_id": 2551,
      "agent_id": 14,
      "delay": 8.144,
      "onscreen_delay": 4.196,
      "typing_delay": 3.948,
      "typing_duration": 10.677,
      "wpm": 44,
      "message": "เราใช้คำสั่งอย่างไรในการหาค่า n "
    },
    {
      "message_id": 2552,
      "agent_id": 15,
      "delay": 7.157,
      "onscreen_delay": 0,
      "typing_delay": 7.157,
      "typing_duration": 11.782,
      "wpm": 8,
      "message": "สำหรับ"
    },
    {
      "message_id": 2553,
      "agent_id": 16,
      "delay": 7.781,
      "onscreen_delay": 2.657,
      "typing_delay": 5.124,
      "typing_duration": 9.852,
      "wpm": 46,
      "message": "งานที่ให้ทำในห้อง ให้เรากลับไป"
    },
    {
      "message_id": 2554,
      "agent_id": 13,
      "delay": 5.851,
      "onscreen_delay": 1.296,
      "typing_delay": 4.555,
      "typing_duration": 15.764,
      "wpm": 31,
      "message": "ประชุมทีม แล้วก็เขียนใหม่มาส่งครู "
    },
    {
      "message_id": 2555,
      "agent_id": 14,
      "delay": 11.754,
      "onscreen_delay": 7.641,
      "typing_delay": 4.113,
      "typing_duration": 10.769,
      "wpm": 33,
      "message": "เขียนสวย ๆ ทำสะสมไว้ก่อน "
    },
    {
      "message_id": 2556,
      "agent_id": 15,
      "delay": 7.754,
      "onscreen_delay": 1.04,
      "typing_delay": 6.714,
      "typing_duration": 17.738,
      "wpm": 17,
      "message": "นักศึกษามีคำถามไหมคะ "
    },
    {
      "message_id": 2557,
      "agent_id": 16,
      "delay": 13.738,
      "onscreen_delay": 9.463,
      "typing_delay": 4.275,
      "typing_duration": 12.286,
      "wpm": 54,
      "message": "มีไหม เดี๋ยวจะหมดเวลาเรียนแล้ว เที่ยงตรงแล้ว "
    },
    {
      "message_id": 2558,
      "agent_id": 13,
      "delay": 9.737,
      "onscreen_delay": 3.586,
      "typing_delay": 6.151,
      "typing_duration": 12.446,
      "wpm": 24,
      "message": "วันนี้เราเริ่มกันช้า "
    },
    {
      "message_id": 2559,
      "agent_id": 14,
      "delay": 8.445,
      "onscreen_delay": 1.19,
      "typing_delay": 7.255,
      "typing_duration": 10.653,
      "wpm": 21,
      "message": "ช่องนี้ใช่ไหมคะ "
    },
    {
      "message_id": 2560,
      "agent_id": 15,
      "delay": 6.652,
      "onscreen_delay": 1.471,
      "typing_delay": 5.181,
      "typing_duration": 9.662,
      "wpm": 29,
      "message": "คำสั่งของตัวนี้นะคะ "
    },
    {
      "message_id": 2561,
      "agent_id": 16,
      "delay": 8.894,
      "onscreen_delay": 0,
      "typing_delay": 8.894,
      "typing_duration": 8.894,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2562,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2563,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2564,
      "agent_id": 15,
      "delay": 15.002,
      "onscreen_delay": 5.321,
      "typing_delay": 9.681,
      "typing_duration": 9.681,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2565,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 3.014,
      "typing_delay": 7.984,
      "typing_duration": 7.984,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2566,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2567,
      "agent_id": 14,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2568,
      "agent_id": 15,
      "delay": 15,
      "onscreen_delay": 4.945,
      "typing_delay": 10.055,
      "typing_duration": 10.055,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2569,
      "agent_id": 16,
      "delay": 10.996,
      "onscreen_delay": 4.13,
      "typing_delay": 6.866,
      "typing_duration": 17.681,
      "wpm": 6,
      "message": "สูตรที่ "
    },
    {
      "message_id": 2570,
      "agent_id": 13,
      "delay": 13.677,
      "onscreen_delay": 8.817,
      "typing_delay": 4.86,
      "typing_duration": 17.257,
      "wpm": 30,
      "message": "0.1 ครูเลยเอาเมาส์มาจิ้งตรงนี้นะคะ "
    },
    {
      "message_id": 2571,
      "agent_id": 14,
      "delay": 13.257,
      "onscreen_delay": 8.889,
      "typing_delay": 4.368,
      "typing_duration": 15.261,
      "wpm": 32,
      "message": "0.1 ก็คือ K3 อันนี้เปลี่ยนเป็น K3 "
    },
    {
      "message_id": 2572,
      "agent_id": 15,
      "delay": 11.261,
      "onscreen_delay": 6.43,
      "typing_delay": 4.831,
      "typing_duration": 18.327,
      "wpm": 27,
      "message": "ชิ้นงานของเรา ถ้า 0.1 ของเรามันไป "
    },
    {
      "message_id": 2573,
      "agent_id": 16,
      "delay": 14.326,
      "onscreen_delay": 10.114,
      "typing_delay": 4.212,
      "typing_duration": 10.382,
      "wpm": 39,
      "message": "สูตรของเรามันจะเป็นช่องนั้น "
    },
    {
      "message_id": 2574,
      "agent_id": 13,
      "delay": 10.324,
      "onscreen_delay": 5.635,
      "typing_delay": 4.689,
      "typing_duration": 9.542,
      "wpm": 33,
      "message": "มันจะไม่เหมือนกันนะคะ "
    },
    {
      "message_id": 2575,
      "agent_id": 14,
      "delay": 9.281,
      "onscreen_delay": 0,
      "typing_delay": 9.281,
      "typing_duration": 9.281,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2576,
      "agent_id": 15,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2577,
      "agent_id": 16,
      "delay": 15.001,
      "onscreen_delay": 6.837,
      "typing_delay": 8.164,
      "typing_duration": 8.164,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2578,
      "agent_id": 13,
      "delay": 19.001,
      "onscreen_delay": 0,
      "typing_delay": 19.001,
      "typing_duration": 19.001,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2579,
      "agent_id": 14,
      "delay": 15.001,
      "onscreen_delay": 9.712,
      "typing_delay": 5.289,
      "typing_duration": 16.287,
      "wpm": 34,
      "message": "เดี๋ยวไฟล์นี้อยู่ในเครื่อง Desktop... "
    },
    {
      "message_id": 2580,
      "agent_id": 15,
      "delay": 12.284,
      "onscreen_delay": 0.518,
      "typing_delay": 11.766,
      "typing_duration": 11.766,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2581,
      "agent_id": 16,
      "delay": 8.283,
      "onscreen_delay": 3.313,
      "typing_delay": 4.97,
      "typing_duration": 15.347,
      "wpm": 39,
      "message": "ใครจะมาก็อปปี้ไฟล์ excel ของครูก็มาดูได้"
    },
    {
      "message_id": 2582,
      "agent_id": 13,
      "delay": 11.346,
      "onscreen_delay": 4.058,
      "typing_delay": 7.288,
      "typing_duration": 11.766,
      "wpm": 19,
      "message": "ตอนนี้เดี๋ยวเรา"
    },
    {
      "message_id": 2583,
      "agent_id": 14,
      "delay": 7.764,
      "onscreen_delay": 2.305,
      "typing_delay": 5.459,
      "typing_duration": 15.296,
      "wpm": 38,
      "message": "คุยกันนิดหนึ่งนะคะ เรื่องการเรียนการสอน "
    },
    {
      "message_id": 2584,
      "agent_id": 15,
      "delay": 11.296,
      "onscreen_delay": 5.104,
      "typing_delay": 6.192,
      "typing_duration": 18.772,
      "wpm": 25,
      "message": "วันนี้เราจะเรทนิดหนึ่ง เพราะว่า"
    },
    {
      "message_id": 2585,
      "agent_id": 16,
      "delay": 14.771,
      "onscreen_delay": 9.725,
      "typing_delay": 5.046,
      "typing_duration": 10.098,
      "wpm": 37,
      "message": "มาช้า เพราะครูมารอจริงไหม "
    },
    {
      "message_id": 2586,
      "agent_id": 13,
      "delay": 10.77,
      "onscreen_delay": 6.027,
      "typing_delay": 4.743,
      "typing_duration": 16.529,
      "wpm": 33,
      "message": "ดังนั้นเดี๋ยวเราต้องรักษาเวลาร่วมกัน "
    },
    {
      "message_id": 2587,
      "agent_id": 14,
      "delay": 12.513,
      "onscreen_delay": 7.912,
      "typing_delay": 4.601,
      "typing_duration": 12.173,
      "wpm": 37,
      "message": "เดี๋ยวสัปดาห์หน้าครูจะเริ่มสอน "
    },
    {
      "message_id": 2588,
      "agent_id": 15,
      "delay": 8.513,
      "onscreen_delay": 3.473,
      "typing_delay": 5.04,
      "typing_duration": 14.718,
      "wpm": 23,
      "message": "8.50 น. พวกเรามาตรงเวลา"
    },
    {
      "message_id": 2589,
      "agent_id": 16,
      "delay": 10.717,
      "onscreen_delay": 6.916,
      "typing_delay": 3.801,
      "typing_duration": 9.645,
      "wpm": 44,
      "message": "ได้ไหมคะ สัญญานะ ถ้าใครมาช้า"
    },
    {
      "message_id": 2590,
      "agent_id": 13,
      "delay": 6.716,
      "onscreen_delay": 2.24,
      "typing_delay": 4.476,
      "typing_duration": 8.175,
      "wpm": 22,
      "message": "ให้ทำอย่างไร "
    },
    {
      "message_id": 2591,
      "agent_id": 14,
      "delay": 5.689,
      "onscreen_delay": 0,
      "typing_delay": 5.689,
      "typing_duration": 15.107,
      "wpm": 26,
      "message": "ห้ามมาสาย โอ.เค. ไหมคะ ให้"
    },
    {
      "message_id": 2592,
      "agent_id": 15,
      "delay": 11.105,
      "onscreen_delay": 6.064,
      "typing_delay": 5.041,
      "typing_duration": 16.747,
      "wpm": 28,
      "message": "มาตรงเวลา มาก่อนเวลา เราจะเรียน "
    },
    {
      "message_id": 2593,
      "agent_id": 16,
      "delay": 12.746,
      "onscreen_delay": 7.848,
      "typing_delay": 4.898,
      "typing_duration": 9.72,
      "wpm": 26,
      "message": "11 นาฬิกา 30 นาที "
    },
    {
      "message_id": 2594,
      "agent_id": 13,
      "delay": 8.745,
      "onscreen_delay": 4.005,
      "typing_delay": 4.74,
      "typing_duration": 12.442,
      "wpm": 43,
      "message": "ยาวนาน พวกเรามีความเหนื่อยล้าทางสมอง "
    },
    {
      "message_id": 2595,
      "agent_id": 14,
      "delay": 8.442,
      "onscreen_delay": 2.96,
      "typing_delay": 5.482,
      "typing_duration": 13.927,
      "wpm": 19,
      "message": "ก็คือ 11.30 น. นี่"
    },
    {
      "message_id": 2596,
      "agent_id": 15,
      "delay": 9.926,
      "onscreen_delay": 5.457,
      "typing_delay": 4.469,
      "typing_duration": 16.558,
      "wpm": 30,
      "message": "ครูสอนจบแล้ว เผื่อใครอยากจะสอบถาม "
    },
    {
      "message_id": 2597,
      "agent_id": 16,
      "delay": 12.555,
      "onscreen_delay": 8.025,
      "typing_delay": 4.53,
      "typing_duration": 9.291,
      "wpm": 50,
      "message": "หรือสอบถามในประเด็นที่ตามไม่ทัน "
    },
    {
      "message_id": 2598,
      "agent_id": 13,
      "delay": 8.555,
      "onscreen_delay": 3.281,
      "typing_delay": 5.274,
      "typing_duration": 19.001,
      "wpm": 31,
      "message": "สัปดาห์หน้ามาตรงเวลานะคะ ถ้าใครมาช้าครู"
    },
    {
      "message_id": 2599,
      "agent_id": 14,
      "delay": 14.989,
      "onscreen_delay": 10.011,
      "typing_delay": 4.978,
      "typing_duration": 18.013,
      "wpm": 33,
      "message": "ก็ไม่เช็กชื่อเรียนให้ ถ้าครูเช็กชื่อแล้ว"
    },
    {
      "message_id": 2600,
      "agent_id": 15,
      "delay": 14.011,
      "onscreen_delay": 9.406,
      "typing_delay": 4.605,
      "typing_duration": 12.198,
      "wpm": 30,
      "message": "ข้ามไปแล้วก็คือข้ามไปเลย "
    },
    {
      "message_id": 2601,
      "agent_id": 16,
      "delay": 10.01,
      "onscreen_delay": 5.997,
      "typing_delay": 4.013,
      "typing_duration": 14.978,
      "wpm": 37,
      "message": "แล้วก็การแต่งกาย ขอให้นักศึกษาแต่งกาย"
    },
    {
      "message_id": 2602,
      "agent_id": 13,
      "delay": 10.966,
      "onscreen_delay": 5.206,
      "typing_delay": 5.76,
      "typing_duration": 14.65,
      "wpm": 26,
      "message": "ตามระเบียบมหาวิทยาลัยนะคะ "
    },
    {
      "message_id": 2603,
      "agent_id": 14,
      "delay": 10.65,
      "onscreen_delay": 6.717,
      "typing_delay": 3.933,
      "typing_duration": 12.855,
      "wpm": 32,
      "message": "ยกเว้นสัปดาห์ใด วันใดที่เรา"
    },
    {
      "message_id": 2604,
      "agent_id": 15,
      "delay": 8.855,
      "onscreen_delay": 4.385,
      "typing_delay": 4.47,
      "typing_duration": 18.281,
      "wpm": 33,
      "message": "ต้องมีงานห้อง มีกิจกรรมห้อง ก็ให้แจ้งครู"
    },
    {
      "message_id": 2605,
      "agent_id": 16,
      "delay": 14.278,
      "onscreen_delay": 9.698,
      "typing_delay": 4.58,
      "typing_duration": 10.624,
      "wpm": 25,
      "message": "ที่ต้องใส่ชุดพิเศษ "
    },
    {
      "message_id": 2606,
      "agent_id": 13,
      "delay": 10.277,
      "onscreen_delay": 5.567,
      "typing_delay": 4.71,
      "typing_duration": 9.525,
      "wpm": 30,
      "message": "โอ.เค. ไหมคะ ได้ไหม "
    },
    {
      "message_id": 2607,
      "agent_id": 14,
      "delay": 6.276,
      "onscreen_delay": 1.966,
      "typing_delay": 4.31,
      "typing_duration": 16.035,
      "wpm": 19,
      "message": "เงียบเป็นเสียงสวรรค์ "
    },
    {
      "message_id": 2608,
      "agent_id": 15,
      "delay": 12.034,
      "onscreen_delay": 7.13,
      "typing_delay": 4.904,
      "typing_duration": 11.93,
      "wpm": 34,
      "message": "เป็นชุดที่เรียบร้อยมาก เวลา"
    },
    {
      "message_id": 2609,
      "agent_id": 16,
      "delay": 8.033,
      "onscreen_delay": 2.905,
      "typing_delay": 5.128,
      "typing_duration": 11.265,
      "wpm": 40,
      "message": "เราก็เลยดูเป็นเด็กดูไม่หน้าแก่ "
    },
    {
      "message_id": 2610,
      "agent_id": 13,
      "delay": 7.265,
      "onscreen_delay": 0.585,
      "typing_delay": 6.68,
      "typing_duration": 14.627,
      "wpm": 38,
      "message": "[เสียงหัวเราะ] (อาจารย์) เดี๋ยวไม่รู้"
    },
    {
      "message_id": 2611,
      "agent_id": 14,
      "delay": 10.627,
      "onscreen_delay": 6.367,
      "typing_delay": 4.26,
      "typing_duration": 19,
      "wpm": 32,
      "message": "ใครเป็นลูกศิษย์ ใครเป็นอาจารย์หน้าตาเท่าก"
    },
    {
      "message_id": 2612,
      "agent_id": 15,
      "delay": 14.999,
      "onscreen_delay": 10.433,
      "typing_delay": 4.566,
      "typing_duration": 14.473,
      "wpm": 25,
      "message": "ก็แต่งกายให้มันเรียบร้อย "
    },
    {
      "message_id": 2613,
      "agent_id": 16,
      "delay": 10.998,
      "onscreen_delay": 6.638,
      "typing_delay": 4.36,
      "typing_duration": 11.63,
      "wpm": 45,
      "message": "เพราะเวลาไปทำงานแล้ว เราจะหวนคิดถึง"
    },
    {
      "message_id": 2614,
      "agent_id": 13,
      "delay": 7.629,
      "onscreen_delay": 2.967,
      "typing_delay": 4.662,
      "typing_duration": 11.544,
      "wpm": 34,
      "message": "วัยนักศึกษาของเรานะคะ ส่วน"
    },
    {
      "message_id": 2615,
      "agent_id": 14,
      "delay": 7.541,
      "onscreen_delay": 3.392,
      "typing_delay": 4.149,
      "typing_duration": 13.937,
      "wpm": 47,
      "message": "เนื้อหา ถ้าใครไม่ทันหรือมีประเด็นอื่นอย่างจะ"
    },
    {
      "message_id": 2616,
      "agent_id": 15,
      "delay": 9.936,
      "onscreen_delay": 4.578,
      "typing_delay": 5.358,
      "typing_duration": 18.77,
      "wpm": 30,
      "message": "สอบถามเพิ่มเติม ครูอยู่ที่ตึก 7 ชั้น 1 "
    },
    {
      "message_id": 2617,
      "agent_id": 16,
      "delay": 14.77,
      "onscreen_delay": 10.179,
      "typing_delay": 4.591,
      "typing_duration": 13.803,
      "wpm": 33,
      "message": "ถ้าเธอไปแล้วครูไม่อยู่ห้องนั้น "
    },
    {
      "message_id": 2618,
      "agent_id": 13,
      "delay": 10.768,
      "onscreen_delay": 6.112,
      "typing_delay": 4.656,
      "typing_duration": 19,
      "wpm": 36,
      "message": "โอ.เค. ไหมคะ ว่าจะขอพบ ปรึกษาเรื่องใด วันเวลา"
    },
    {
      "message_id": 2619,
      "agent_id": 14,
      "delay": 14.999,
      "onscreen_delay": 10.687,
      "typing_delay": 4.312,
      "typing_duration": 12.129,
      "wpm": 37,
      "message": "ก็ได้นะคะ และก็การส่งงานให้ส่ง"
    },
    {
      "message_id": 2620,
      "agent_id": 15,
      "delay": 10.999,
      "onscreen_delay": 6.71,
      "typing_delay": 4.289,
      "typing_duration": 10.934,
      "wpm": 37,
      "message": "ที่ไหนคะ บนโต๊ะ อีกอันหนึ่ง "
    },
    {
      "message_id": 2621,
      "agent_id": 16,
      "delay": 6.995,
      "onscreen_delay": 1.464,
      "typing_delay": 5.531,
      "typing_duration": 18.075,
      "wpm": 41,
      "message": "ตอนที่ครูเดินดู ครูเห็นเล่น Facebook ตอนที่ครูสอน "
    },
    {
      "message_id": 2622,
      "agent_id": 13,
      "delay": 14.073,
      "onscreen_delay": 8.785,
      "typing_delay": 5.288,
      "typing_duration": 15.931,
      "wpm": 34,
      "message": "ครูก็ไม่เข้าใจว่าพวกเราทำอะไรกันอยู่ "
    },
    {
      "message_id": 2623,
      "agent_id": 14,
      "delay": 11.93,
      "onscreen_delay": 5.986,
      "typing_delay": 5.944,
      "typing_duration": 12.191,
      "wpm": 36,
      "message": "ไม่ว่าเราจะเป็นใครหรืออย่างไร "
    },
    {
      "message_id": 2624,
      "agent_id": 15,
      "delay": 8.191,
      "onscreen_delay": 3.449,
      "typing_delay": 4.742,
      "typing_duration": 17.267,
      "wpm": 30,
      "message": "เราต้องรู้หน้าที่และบทบาทของตัวเอง "
    },
    {
      "message_id": 2625,
      "agent_id": 16,
      "delay": 13.266,
      "onscreen_delay": 7.307,
      "typing_delay": 5.959,
      "typing_duration": 15.432,
      "wpm": 38,
      "message": "ถ้าไม่เข้าใจหรือเหนื่อย ยกมือบอกอาจารย์ "
    },
    {
      "message_id": 2626,
      "agent_id": 13,
      "delay": 11.431,
      "onscreen_delay": 6.481,
      "typing_delay": 4.95,
      "typing_duration": 15.647,
      "wpm": 28,
      "message": "อาจารย์คะ ขอพัก ครูก็จะให้พัก "
    },
    {
      "message_id": 2627,
      "agent_id": 14,
      "delay": 11.646,
      "onscreen_delay": 6.821,
      "typing_delay": 4.825,
      "typing_duration": 16.411,
      "wpm": 48,
      "message": "คือการเรียนการสอนคือการเดินทางร่วมกันระหว่างครูกับเรา"
    },
    {
      "message_id": 2628,
      "agent_id": 15,
      "delay": 12.41,
      "onscreen_delay": 8.064,
      "typing_delay": 4.346,
      "typing_duration": 17.124,
      "wpm": 42,
      "message": "นะคะ เรามีอะไรเราคุยกันได้ แต่เวลาที่ครูกำลังสอน"
    },
    {
      "message_id": 2629,
      "agent_id": 16,
      "delay": 13.123,
      "onscreen_delay": 8.554,
      "typing_delay": 4.569,
      "typing_duration": 14.793,
      "wpm": 46,
      "message": "แล้วพวกเราเล่นมือถือ 100 ทั้ง 100 ก็ไม่เข้าใจ "
    },
    {
      "message_id": 2630,
      "agent_id": 13,
      "delay": 10.792,
      "onscreen_delay": 6.073,
      "typing_delay": 4.719,
      "typing_duration": 9.806,
      "wpm": 38,
      "message": "เพราะเราไม่ได้ฟัง จริงไหม "
    },
    {
      "message_id": 2631,
      "agent_id": 14,
      "delay": 6.792,
      "onscreen_delay": 2.752,
      "typing_delay": 4.04,
      "typing_duration": 13.008,
      "wpm": 45,
      "message": "สำหรับเพื่อนที่เรียนได้ดี เข้าใจเนื้อหา "
    },
    {
      "message_id": 2632,
      "agent_id": 15,
      "delay": 9.006,
      "onscreen_delay": 4.48,
      "typing_delay": 4.526,
      "typing_duration": 17.975,
      "wpm": 23,
      "message": "ก็ให้มีความเอื้อเฟื้อ Parner "
    },
    {
      "message_id": 2633,
      "agent_id": 16,
      "delay": 13.962,
      "onscreen_delay": 8.976,
      "typing_delay": 4.986,
      "typing_duration": 11.931,
      "wpm": 49,
      "message": "เพราะเราจะเรียนไปด้วยกัน เรียนไปจน 4 ปี "
    },
    {
      "message_id": 2634,
      "agent_id": 13,
      "delay": 9.961,
      "onscreen_delay": 5.392,
      "typing_delay": 4.569,
      "typing_duration": 12.453,
      "wpm": 45,
      "message": "การเรียนอย่าเรียนคนเดียว มันไม่เกิดผล "
    },
    {
      "message_id": 2635,
      "agent_id": 14,
      "delay": 8.453,
      "onscreen_delay": 4.47,
      "typing_delay": 3.983,
      "typing_duration": 17.551,
      "wpm": 56,
      "message": "ยิ่งบอกคนอื่น เรายิ่งเข้าใจมากขึ้นนะคะ ให้แบ่งปัน ยิ่งแบ่งปันเราก็"
    },
    {
      "message_id": 2636,
      "agent_id": 15,
      "delay": 13.55,
      "onscreen_delay": 8.985,
      "typing_delay": 4.565,
      "typing_duration": 10.304,
      "wpm": 31,
      "message": "ยิ่งจะได้ โอ.เค. นะคะ "
    },
    {
      "message_id": 2637,
      "agent_id": 16,
      "delay": 9.55,
      "onscreen_delay": 4.731,
      "typing_delay": 4.819,
      "typing_duration": 10.256,
      "wpm": 44,
      "message": "การบ้านวันนี้ส่งทางไหนคะ Email "
    },
    {
      "message_id": 2638,
      "agent_id": 13,
      "delay": 6.255,
      "onscreen_delay": 1.511,
      "typing_delay": 4.744,
      "typing_duration": 12.065,
      "wpm": 34,
      "message": "ส่งก่อนวันอะไรเอ่ย วันศุกร์ "
    },
    {
      "message_id": 2639,
      "agent_id": 14,
      "delay": 8.052,
      "onscreen_delay": 4.035,
      "typing_delay": 4.017,
      "typing_duration": 16.51,
      "wpm": 45,
      "message": "เที่ยงตรงนะ ครูนัดเที่ยงตรง ใครส่งช้าครูไม่รับงาน "
    },
    {
      "message_id": 2640,
      "agent_id": 15,
      "delay": 12.508,
      "onscreen_delay": 8.027,
      "typing_delay": 4.481,
      "typing_duration": 15.337,
      "wpm": 32,
      "message": "พวกเราจะต้องฝึกมีระเบียบวินัยด้วย "
    },
    {
      "message_id": 2641,
      "agent_id": 16,
      "delay": 11.337,
      "onscreen_delay": 6.961,
      "typing_delay": 4.376,
      "typing_duration": 8.68,
      "wpm": 29,
      "message": "โอ.เค. มีคำถามไหม "
    },
    {
      "message_id": 2642,
      "agent_id": 13,
      "delay": 7.33,
      "onscreen_delay": 1.074,
      "typing_delay": 6.256,
      "typing_duration": 9.675,
      "wpm": 12,
      "message": "อะไรนะคะ "
    },
    {
      "message_id": 2643,
      "agent_id": 14,
      "delay": 5.675,
      "onscreen_delay": 0.888,
      "typing_delay": 4.787,
      "typing_duration": 13.582,
      "wpm": 33,
      "message": "ใช่ค่ะ ส่งมาเมล สำหรับงานกลุ่ม "
    },
    {
      "message_id": 2644,
      "agent_id": 15,
      "delay": 9.58,
      "onscreen_delay": 5.257,
      "typing_delay": 4.323,
      "typing_duration": 17.327,
      "wpm": 21,
      "message": "งานกลุ่มอย่าเพิ่งส่งนะคะ "
    },
    {
      "message_id": 2645,
      "agent_id": 16,
      "delay": 13.326,
      "onscreen_delay": 7.856,
      "typing_delay": 5.47,
      "typing_duration": 14.143,
      "wpm": 43,
      "message": "เพราะว่าครูเห็น ครูว่าจะพูดประเด็นนี้อยู่ "
    },
    {
      "message_id": 2646,
      "agent_id": 13,
      "delay": 10.138,
      "onscreen_delay": 5.314,
      "typing_delay": 4.824,
      "typing_duration": 9.909,
      "wpm": 33,
      "message": "สิ่งที่ครูได้รับจากเธอ "
    },
    {
      "message_id": 2647,
      "agent_id": 14,
      "delay": 6.137,
      "onscreen_delay": 1.683,
      "typing_delay": 4.454,
      "typing_duration": 15.318,
      "wpm": 35,
      "message": "กระดาษเดี๋ยวนั่น... ถ้าเรียนทุกครั้ง"
    },
    {
      "message_id": 2648,
      "agent_id": 15,
      "delay": 11.311,
      "onscreen_delay": 6.928,
      "typing_delay": 4.383,
      "typing_duration": 18.297,
      "wpm": 39,
      "message": "ให้พกกระดาษรายงานมาด้วย ถ้าครูบอกว่าให้ทำรายงาน"
    },
    {
      "message_id": 2649,
      "agent_id": 16,
      "delay": 14.296,
      "onscreen_delay": 8.366,
      "typing_delay": 5.93,
      "typing_duration": 11.882,
      "wpm": 44,
      "message": "ใช้กระดาษรายงานที่มันสุภาพเรียบร้อย"
    },
    {
      "message_id": 2650,
      "agent_id": 13,
      "delay": 10.295,
      "onscreen_delay": 5.793,
      "typing_delay": 4.502,
      "typing_duration": 15.537,
      "wpm": 27,
      "message": "ของห้องเรา แล้วงานที่ให้อ่าน "
    },
    {
      "message_id": 2651,
      "agent_id": 14,
      "delay": 11.536,
      "onscreen_delay": 7.387,
      "typing_delay": 4.149,
      "typing_duration": 14.379,
      "wpm": 55,
      "message": "ให้อ่านไปเรื่อย ๆ เพราะตอนนี้ครูกำลังพาเธอทำวิจัย เธอ"
    },
    {
      "message_id": 2652,
      "agent_id": 15,
      "delay": 10.377,
      "onscreen_delay": 5.676,
      "typing_delay": 4.701,
      "typing_duration": 17.482,
      "wpm": 35,
      "message": "จะต้องเข้าใจประเด็นวิจัยด้วยตัวของเธอก่อน "
    },
    {
      "message_id": 2653,
      "agent_id": 16,
      "delay": 13.481,
      "onscreen_delay": 8.128,
      "typing_delay": 5.353,
      "typing_duration": 12.94,
      "wpm": 50,
      "message": "แล้วครูจะให้คำแนะนำว่าประเด็นนั้นประเด็นนี้ "
    },
    {
      "message_id": 2654,
      "agent_id": 13,
      "delay": 9.48,
      "onscreen_delay": 4.687,
      "typing_delay": 4.793,
      "typing_duration": 18.012,
      "wpm": 42,
      "message": "คือการวิจัยนี้ มันจะสอนแบบเล่าไม่ได้ จะต้องปฏิบัติ "
    },
    {
      "message_id": 2655,
      "agent_id": 14,
      "delay": 14.012,
      "onscreen_delay": 9.923,
      "typing_delay": 4.089,
      "typing_duration": 15.071,
      "wpm": 37,
      "message": "แล้วก็ทำด้วยตัวเองนะคะ ฉะนั้นทุกกลุ่ม"
    },
    {
      "message_id": 2656,
      "agent_id": 15,
      "delay": 11.071,
      "onscreen_delay": 6.867,
      "typing_delay": 4.204,
      "typing_duration": 16.153,
      "wpm": 39,
      "message": "ได้บทความวิจัยแล้ว เราก็ไปอ่านทำความเข้าใจ"
    },
    {
      "message_id": 2657,
      "agent_id": 16,
      "delay": 12.147,
      "onscreen_delay": 6.806,
      "typing_delay": 5.341,
      "typing_duration": 9.885,
      "wpm": 33,
      "message": "ถ้าไม่เข้าใจก็มาถามครู "
    },
    {
      "message_id": 2658,
      "agent_id": 13,
      "delay": 8.147,
      "onscreen_delay": 3.529,
      "typing_delay": 4.618,
      "typing_duration": 16.174,
      "wpm": 23,
      "message": "อันนี้มันเกินชั้นที่เรียน"
    },
    {
      "message_id": 2659,
      "agent_id": 14,
      "delay": 12.174,
      "onscreen_delay": 7.989,
      "typing_delay": 4.185,
      "typing_duration": 13.033,
      "wpm": 25,
      "message": "นะคะ ก็หวังว่าพวกเราจะ"
    },
    {
      "message_id": 2660,
      "agent_id": 15,
      "delay": 9.031,
      "onscreen_delay": 4.51,
      "typing_delay": 4.521,
      "typing_duration": 17.758,
      "wpm": 25,
      "message": "มากันตรงเวลาในสัปดาห์ถัดไปนะคะ "
    },
    {
      "message_id": 2661,
      "agent_id": 16,
      "delay": 13.753,
      "onscreen_delay": 8.588,
      "typing_delay": 5.165,
      "typing_duration": 11.381,
      "wpm": 34,
      "message": "จ้ะ โอ.เค. วันนี้สวัสดีค่ะ "
    },
    {
      "message_id": 2662,
      "agent_id": 13,
      "delay": 9.741,
      "onscreen_delay": 3.965,
      "typing_delay": 5.776,
      "typing_duration": 12.067,
      "wpm": 31,
      "message": "(นักศึกษา) ขอบคุณค่ะ/ครับ "
    },
    {
      "message_id": 2663,
      "agent_id": 14,
      "delay": 19.002,
      "onscreen_delay": 0,
      "typing_delay": 19.002,
      "typing_duration": 19.002,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2664,
      "agent_id": 15,
      "delay": 15.001,
      "onscreen_delay": 8.957,
      "typing_delay": 6.044,
      "typing_duration": 8.684,
      "wpm": 33,
      "message": "[สิ้นสุดการถอดความ] "
    },
    {
      "message_id": 2665,
      "agent_id": 16,
      "delay": 19,
      "onscreen_delay": 0,
      "typing_delay": 19,
      "typing_duration": 19,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2666,
      "agent_id": 13,
      "delay": 19.003,
      "onscreen_delay": 0,
      "typing_delay": 19.003,
      "typing_duration": 19.003,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2667,
      "agent_id": 14,
      "delay": 15.004,
      "onscreen_delay": 0,
      "typing_delay": 15.004,
      "typing_duration": 15.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2668,
      "agent_id": 16,
      "delay": 11.003,
      "onscreen_delay": 7.999,
      "typing_delay": 3.004,
      "typing_duration": 3.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2671,
      "agent_id": 15,
      "delay": 7.002,
      "onscreen_delay": 4.002,
      "typing_delay": 3,
      "typing_duration": 3,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2672,
      "agent_id": 13,
      "delay": 3.004,
      "onscreen_delay": 0,
      "typing_delay": 3.004,
      "typing_duration": 3.004,
      "wpm": 0,
      "message": ""
    },
    {
      "message_id": 2673,
      "agent_id": 14,
      "delay": 3.004,
      "onscreen_delay": 0,
      "typing_delay": 3.004,
      "typing_duration": 3.004,
      "wpm": 0,
      "message": ""
    }
  ]
}