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Thirty-six items are randomly selected from a population of 380 items. The sample mean is 35, and the sample standard deviation 9. Develop a 90%
Thirty-six items are randomly selected from a population of 380 items. The sample mean is 35, and the sample standard deviation 9. Develop a 90% confidence interval for the population mean. (Round the t-value to 3 decimal places. Round the final answers to 2 decimal places.)
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