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Use a z-test to test the claim about the population mean u at the given level of significance of using the given sample statistics. If convenient, use technology.
24- claim: u ? 8.45; a = 0.03. Sample statistics: x = 7.88, s = 1.75, n = 60
Statistics and Probability, Statistics
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Suppose that the height (x), in inches of a 20 year old man is a normal random variable with a mean of 70 inches and standard deviation of 5.102 inches. What is the 97.5th percentile of all 20 year old men's heights?
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