Question: Suppose that we observe a random sample of size n from a normally distributed population. If we are able to reject H): 4 = fy

Suppose that we observe a random sample of size n from a normally distributed population. If we are able to reject H): 4 = fy in favor of a two-tailed alternative hypothesis at the 10% significance level, is it true that we can definitely reject H, in favor of the appropriate one-tailed alternative at the 5% significance level? Why or why not?

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