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小呀小田螺 · 2019年03月27日

问一道题:NO.PZ2018062016000135 [ CFA I ]

问题如下图:

选项:

A.

B.

C.

解释:

老师好,请问AB选项都没有提到是null hypothesis. 是不是表述不准确呢? 考试中看到hypothesis 要默认成null hypothesis吗?谢谢!
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已采纳答案

菲菲_品职助教 · 2019年03月27日

同学你好,这题确实不太严谨,这里漏了null,应该是要加上的。感谢提出质疑!!

小呀小田螺 · 2019年03月27日

好的 谢谢

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