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QUESTION
Consider the following hypothesis test: H 0 : 75 H a : 75 A sample of 50 is used and the population standard deviation is 9.
1. Consider the following hypothesis test:
H0: μ ≤ 75
Ha: μ > 75
A sample of 50 is used and the population standard deviation is 9. Use the critical value approach to state your conclusion is the sample mean is 72.5. Use α = 0.5. What is the p-value?
