บทที่ 3-การวิเคราะห์และนำเสนอข้อมูลเชิงปริมาณ

บทท่ี 3 : การวิเคราะหแ์ ละนาเสนอขอ้ มลู เชิงปริมาณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 150

32.3) จงหาคะแนนท่มี นี กั เรยี นประมาณหกในสบิ ของชน้ั ได้คะแนนตา่ กวา่

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32.4) ถ้าโรงเรียนแห่งน้ีจัดกิจกรรมพัฒนาทักษะการคิดอย่างมีวิจารณญาณให้กับนักเรียนท่ีได้คะแนนน้อยกว่า

เป็นวา่ เปอรเ์ ปน็ ไทลท์ ่ี 25 จงหาจานวนนักเรยี นท่ีต้องเข้าร่วมกจิ กรรมน้ี

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บทที่ 3 : การวิเคราะหแ์ ละนาเสนอขอ้ มูลเชิงปริมาณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 151

33. อตั ราเรว็ สูงสดุ ในการเคล่ือนที่ (ไมลต์ ่อช่ัวโมง) ของสตั วป์ า่ และสัตวเ์ ลย้ี งแสดงดว้ ยแผนภาพกล่องได้ดังนี้

สตั ว์ป่า

สตั วเ์ ลย้ี ง x

2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74

33.1) จงหามัธยฐานและค่าสงู สุดของอัตราสงู สุดในการเคลือ่ นท่ขี องสัตวป์ า่ และสตั วเ์ ล้ยี ง
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33.2) จงว่าพสิ ัยระหวา่ งควอร์ไทลข์ องอัตราเรว็ สงู สุด ในการเคลอื่ นทีข่ องสตั วป์ า่ และสัตว์เล้ียง
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33.3) สามารถสรุปได้หรือไม่ว่าสัตว์ป่าส่วนใหญ่มีอัตราเร็วสูงสุดในการเคล่ือนท่ีน้อยกว่า 49 ไมล์ต่อช่ัวโมง
เพราะเหตุใด
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บทที่ 3 : การวิเคราะหแ์ ละนาเสนอข้อมลู เชงิ ปริมาณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 152

34. จานวนคร้ังของการดาวน์โหลดแอบพลิเคชัน A และ B ตั้งแต่เดือนมกราคมถึงธันวาคม พ.ศ. 2561 แสดงด้วย
แผนภาพกลอ่ ง ได้ดงั นี้

จานวนคร้ังของการดาวนโ์ หลด
แอบพลเิ คชัน A

จานวนครั้งของการดาวน์โหลด
แอบพลิเคชนั B

40 80 120 160 200 240 280 320 360 400 440 480 520 560 600 640

34.1) จงเปรยี บเทยี บค่าตา่ สุดมธั ยฐาน และคา่ สูงสดุ ของจานวนคร้งั ของการดาวนโ์ หลดแอปพลเิ คชนั ทัง้ สอง
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34.2) จงเปรียบเทียบพิสยั ระหว่างควอร์ไทล์ของจานวนครั้งของการดาวนโ์ หลดแอปพลิเคชนั ทงั้ สอง
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บทที่ 3 : การวิเคราะหแ์ ละนาเสนอข้อมลู เชงิ ปริมาณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 153

35. สหประชาชาติ (United Nations: UN) เป็นองค์การระหว่างประเทศซ่ึงมีจุดมุ่งหมายในการรักษาสันติภาพและ
ความมนั่ คงระหวา่ งประเทศ โดยทกุ ปตี ั้งแต่ พ.ศ. 2555 สหประชาชาติจะรายงานดชั นีความสุขของแต่ละประเทศในโลก
ซ่ึงมีคะแนนต้ังแต่ 0 ถึง 10 ถ้าประเทศใดมีคะแนนมากหมายความว่า คนในประเทศนั้นมีความสุขมากจากรายงานชุดนี้
ใน พ.ศ. 2560 ดัชนคี วามสขุ ของประเทศท่สี ่มุ มาจาก 3 ทวีป ทวีปละ 12 ประเทศแสดงได้ดังตารางตอ่ ไปนี้

เอเชีย อเมริกา ยโุ รป

เกาหลใี ต้ 5.838 สหรฐั อเมริกา 6.993 เบลเยย่ี ม 6.891
ไทย 6.424 แคนาดา 7.316 โครเอเชยี 5.293
จีน 5.273 เปรู 5.715 รัสเซีย 5.963
ญีป่ ุ่น 5.920 ชลิ ี 6.652 สหราชอาณาจักร 6.714
อนิ เดยี 4.315 เม็กซโิ ก 6.578 สโลวีเนีย 5.758
เมียนมา 4.545 เวเนซุเอลา 5.250 กรซี 5.227
อนิ โดนเี ซีย 5.262 ปารากวัย 5.493 นอรเ์ วย์ 7.537
ปากีสถาน 5.269 กวั เตมาลา 6.454 ฝร่ังเศส 6.442
ภูฎาน 5.011 อารเ์ จนตินา 6.599 สเปน 6.403
สิงคโปร์ 6.572 เฮติ 3.603 เยอรมนี 6.951
อหิ รา่ น 4.692 เอลซัลวาดอร์ 6.003 อติ าลี 5.964
บงั กลาเทศ 4.608 ฮอนดรู สั 5.181 โปรตุเกส 5.195

จากข้อมลู ข้างตน้ สามารถเขยี นแผนภาพกล่องแสดงดชั นคี วามสุขของประเทศที่ส่มุ มาจากแต่ละทวปี ได้ ดังนี้

(1)

(2)

(3)

3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6 5.8 6.0 6.2 6.4 6.6 6.8 7.0 7.2 7.4 7.6 7.8

35.1) จงพิจารณาวา่ แผนภาพกลอ่ ง (1) , (2) และ (3) แสดงดชั นีความสขุ ของประเทศทีส่ ุ่มมาจากทวีปใด
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บทท่ี 3 : การวิเคราะหแ์ ละนาเสนอขอ้ มูลเชงิ ปรมิ าณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 154

35.2) จงเปรียบเทียบค่าต่าสดุ มัธยฐาน และคา่ สงู สดุ ของดัชนีความสขุ ของประเทศท่สี มุ่ มาจากแตล่ ะทวปี

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35.3) ม่ือพิจารณาเฉพาะประเทศที่สุม่ มาทวีปใดมีการกระจายของดัชนีความสขุ มากที่สดุ เพราะเหตุใด

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35.4) โดยภาพรวม เมื่อพิจารณาเฉพาะประเทศที่สุ่มมาทวีปใดมีดัชนีความสุขมากที่สุด พร้อมทั้งให้เหตุผล
ประกอบ

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บทท่ี 3 : การวเิ คราะหแ์ ละนาเสนอขอ้ มูลเชิงปริมาณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 155

36. เพลงรพิณได้เข้าร่วมการทดสอบวัดผลวิชาคณิตศาสตร์ระดับประเทศ ที่จัดโดยสถาบันแห่งหนึ่งและได้รับใบรายงาน
ผลสอบดงั น้ี

ใบรายงานผลสอบ

ชอ่ื เพลงรพิณ สกุล อินทรเศวต เลขประจาตวั 001123
จานวนผู้เขา้ สอบท้ังหมด 621,519 คะแนนท่ีได้ 28 คะแนนเต็ม 100
คดิ เป็นเปอร์เปน็ ไทลท์ ่ี 90

ถ้าเพลงพิณปน็ ผู้เข้าสอบคนเดยี วที่ได้ 28 คะแนน
36.1) สามารถสรุปได้หรอื ไมว่ า่ เพลงพิณไดค้ ะแนนมากกว่าผู้เข้าสอบส่วนใหญ่
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36.2) ข้อสอบท่ใี ชใ้ นการวัดผลครัง้ นน้ี า่ จะยากหรือง่ายเกินไปสาหรับผู้เข้าสอบส่วนใหญเ่ พราะเหตใุ ด
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36.3) มผี เู้ ขา้ สอบประมาณกคี่ นท่ีไดค้ ะแนนมากกว่าเพลงรพณิ
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36.4) เป็นไปไดห้ รือไม่ที่คะแมนเฉล่ยี ของผู้เข้าสอบทงั้ 621,519 คนน้ีมากกวา่ 38 คะแนน เพราะเหตุใด
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บทท่ี 3 : การวิเคราะหแ์ ละนาเสนอข้อมลู เชงิ ปริมาณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 156

หนังสืออา้ งอิง

สถาบนั สง่ เสรมิ การสอนวิทยาศาสตร์และเทคโนโลยี (สสวท.). 2563. หนังสอื เรียนรายวิชาคณติ ศาสตร์พนื้ ฐาน
ช้นั มัธยมศึกษาปที ี่ 6 : กรุงเทพมหานคร พิมพ์ครั้งท่ี 1 โรงพมิ พ์ สกสค. ลาดพรา้ ว, 203 หน้า.

บทท่ี 3 : การวเิ คราะหแ์ ละนาเสนอข้อมลู เชงิ ปริมาณ MA33101 M.6 PAKKRED SECONDARY SCHOOL : 157