Question: How do you make a decision for a claim that the mean value of males weight is 150 pounds for a significant level of 0.04

How do you make a decision for a claim that the mean value of males weight is 150 pounds for a significant level of 0.04 using a rejection region method?

A sample with a mean of 145 pounds, size of 16, and a standard deviation of 16 pounds is selected.

Is -1.25 0.04?

Is -1.25 > 2.249?

Is -1.25 -2.249?

Is 2.249 < 0.04?

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