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宋宋 · 2018年11月21日

问一道题:NO.PZ2018062016000120 [ CFA I ]

问题如下图:

    

选项:

A.

B.

C.

解释:

如果critical value是负的,那么test statistics肯定大于他,这个我不太理解绝对值的问题。如果真的比较的的话也是比较两者的绝对值吧?


1 个答案

菲菲_品职助教 · 2018年11月22日

同学你好,你说的这个确实有道理。严谨来说确实是两者的绝对值进行比较!感谢提出质疑。

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