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luojy · 2024年05月07日

答案错了?

NO.PZ2022122701000032

问题如下:

A decision-making investor is most likely to worry more about making a Type I error than a Type II error because:

选项:

A.

Type II errors are errors of commission.

B.

Type I errors are more easily measured.

C.

Type II errors are more likely to have to be explained as to why a skilled manager was fired.

解释:

Correct Answer: B

Type I errors are more easily measured than Type II errors. In addition, Type I errors may be linked to the compensation of the decision maker. Type I errors are errors of commission, whereas Type II are errors in omission. Firing a skilled manager is less transparent to the investor.

这题为什么不选C? C 的表述是正确的呀,和书上一样。另外Type 1 error不好计量吧,我记得课上李老师说过type 1 error请神容易送神难,找了一个错的人,造成的损失不可估量。。。

1 个答案

吴昊_品职助教 · 2024年05月08日

嗨,爱思考的PZer你好:


这道题问的是为什么我们worry more about Type I error。原因是Type I error更显性,容易被衡量,所以我们关心更多的是Tppe I error。而Type II error不好衡量。所以B正确。

C选项是type II error的定义,和题干worry more about type I error无关。所以C错误。

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