問題詳情
22. 珠珠家共有九人，已知今年這九人歲數的眾數、平均數、中位數、四分位距均為20，則關於3年後這九人歲數的統計量，下列敘述何者錯誤？
(A)眾數是23
(B)平均數是23
(C)中位數是23
(D)四分位距是23
(A)眾數是23
(B)平均數是23
(C)中位數是23
(D)四分位距是23
參考答案
無參考答案
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