2. (12 points) To estimate a population mean u, a set of data were collected: n = 36, x = 12.14 and s2 = 3.73. a. Calcul
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2. (12 points) To estimate a population mean u, a set of data were collected: n = 36, x = 12.14 and s2 = 3.73. a. Calcul
2. (12 points) To estimate a population mean u, a set of data were collected: n = 36, x = 12.14 and s2 = 3.73. a. Calculate the margin of error. b. Construct a 95% confidence interval for a population mean.
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