# You are given the sample mean and the population standard deviation. Use this information to construct 90% and 95% confidence intervals for the popula

You are given the sample mean and the population standard deviation. Use this information to construct 90% and 95% confidence intervals for the population mean. Interpret the results and compare the widths of the confidence intervals. From a random sample of 36 business days from February 24, 2016, through February 24, 2017, the mean closing price of Apple stock was $116.16. Assume the population standard deviation is$10.27.
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90% confidence interval: (113.3443, 118.9757)
95% confidence interval: (112.8051, 119.5149)