[单选题]

A two-tailed test of the null hypothesis that the mean of a distribution is equal to 4.00 has a p-value of 0.0567. Using a 5% level of significance (i.e., α = 0.05), the best conclusion is to:

A.Reject the null hypothesis.

B.Fail to reject the null hypothesis.

C.Increase the level of significance to 5.67%.

参考答案与解析:

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