Suppose men’s height is normally distributed with a standard deviation 2.8 inches. You took a sample...

Suppose men’s height is normally distributed with a standard deviation 2.8 inches. You took a sample of 37 individuals. The average height for this sample is 70 inches.

a. Test the hypothesis that this sample came from a population with an average height of 68.6 inches. What is your conclusion if α = .05

b. Your friend believes that you took the sample from a poor population and their height is below 68.6 inches. Is your friend correct? What is your conclusion? Use α = .05

Expert Solution

orchestra answered 2 years ago

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