Mathematics, 22.06.2019 04:30 orlando19882000
Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation is known to be 23 a. compute the margin of error at a 959% confidence interval. b. compute the 95% confidence interval for the population mean c. compute the 90% confidence interval for the population mean. d. compute the 75% confidence interval for the population mean
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Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation...
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