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在次数分配数列中（）。

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2021-09-03 17:01

A、总次数一定，频数和频率成反比
B、各组的频数之和等于100
C、各组频率大于0，频率之和等于1
D、频率越小，则该组的标志值所起的作用越小
E、频率表明各组标志值对总体的相对作用程度

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正确答案

C@#@D@#@E

试题解析

标签：文才郑州工程技术学院统计学

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翻译：With Average or With Particular Average（WA or WPA）（）

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