Question: The critical value for a one-tail (upper) hypothesis test when the population standard deviation is known, the sample size is 30 or more, and =

The critical value for a one-tail (upper) hypothesis test when the population standard deviation is known, the sample size is 30 or more, and = 0.02 is ________.

A. 2.05

B. 2.33

C. 2.575

D. 2.96

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