搜题

离散系数比标准差更适用于比较两组数据的离散程度,这是因为离散系数()。

初级经济师-基础知识 2023-05-18

A:不受极端值的影响
B:不受数据差异程度的影响
C:不受变量值水平或计量单位的影响
D:计算更简单

参考答案:C

本题考查离散系数的特点。为消除变量值水平高低和计量单位不同对离散程度测量值的影响,需要计算离散系数。

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