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LT · 2024年02月16日

求解释a，大于小于是指绝对值吗

  1. CFA I
  2. Quantitative

NO.PZ2018062016000135

问题如下：

According to the following statements on p-value, which is less correct?

选项：

A.

The p-value is the largest level of significance at which the null hypothesis would be rejected.

B.

The lower the p-value, the stronger the evidence for rejecting the null hypothesis.

C.

The p-value has the usual value, but not stable.

解释：

A is the correct answer. The p-value is the smallest level of significance at which the null hypothesis can be rejected for a given value of the test statistic.

求解释a，大于小于是指绝对值吗

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1 个答案

品职助教_七七 · 2024年02月16日

嗨，爱思考的PZer你好：


A选项是定义问题。正确的描述应为smallest。

p-value是概率面积，一定为正。与之对比的significance level也是正值。两者都不需要使用绝对值。

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虽然现在很辛苦，但努力过的感觉真的很好，加油！

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