Mathematics, 18.07.2020 01:01, isaacbryan2416

Suppose heights of seasonal pine saplings are normally distributed and have a known population standard deviation of 17 millimeters and an unknown population mean. A random sample of 15 saplings is taken and gives a sample mean of 308 millimeters. Find the confidence interval for the population mean with a 90% confidence level.

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Suppose heights of seasonal pine saplings are normally distributed and have a known population stand...