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# (1) Suppose that you give a sample of 1077 students a test of quantitative (math) skills. You find that the mean = 275.

(1) Suppose that you give a sample of 1077 students a test of quantitative (math) skills. You find that the mean = 275. Assume that we know that the population standard deviation (s) = 60 but we will need to use a confidence interval to estimate the population mean (μ).