秩和检验常用于()
A.不满足t检验应用条件的数值变量资料,或有序分类变量资料(等级资料)
B.数据来自正态总体,各总体间方:差相等
C.一端是不确定数值的资料
D.二端是不确定数值的资料
E.分布类型不明资料
正确答案是ACDE
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