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106年 - 新北市106學年度市立國中教師聯合甄選初試-數學科#62175
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36. 甲組五個學生考試分數為:16, 18, 20, 22, 24;乙組五個考生考試分數為:14, 17, 20, 23, 26, 請問這兩組學生哪一組的變異數會比較大?
(A)甲組大
(B)乙組大
(C)兩組一樣大
(D)資料不足,無法判斷
答案:
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統計:
A(1), B(45), C(2), D(0), E(0) #1601613
詳解 (共 2 筆)
錡
B2 · 2021/05/14
#4720903
兩組平均相同看離均差的平方和即可SUM[...
(共 41 字,隱藏中)
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0
1
【站僕】摩檸Morning.
B1 · 2017/06/12
#2262336
原本答案為,修改為B
(共 12 字,隱藏中)
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