Mathematics, 26.03.2020 21:02 kingbot350

A 90% confidence interval for a population mean is (66, 82). The population distribution is approximately normal and the population standard deviation is unknown. This confidence interval is based on a simple random sample of 25 observations. Calculate the sample mean, the margin of error, and the sample standard deviation. (Enter your sample mean and margin of error as whole number

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A 90% confidence interval for a population mean is (66, 82). The population distribution is approxim...