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For questions 1-2: Suppose we desire to perform the following one-sided upper hypothesis test on the mean of a population (variance known): H0: = 0

For questions 1-2: Suppose we desire to perform the following one-sided upper hypothesis test on the mean of a population (variance known): H0: = 0 H1: > 0 For questions 3-4: Find z for a confidence level of = 0.10

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