You are given the sample mean and the population standard deviation. Usethis information to construct the 90% and 95% confidence intervals for thepopulation mean. Interpret the results and compare the widths of theconfidence intervals.From a random sample of 74 dates, the mean record high daily temperaturein a certain city has a mean of 85.27°F. Assume the population standarddeviation is 14.71°F....The 90% confidence interval is (82.44, 88.10).(Round to two decimal places as needed.)The 95% confidence interval is(Round to two decimal places as needed.)

Suppose that is the population mean record high daily temperature.

Answered: You are given the sample mean and the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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You are given the sample mean and the population standard deviation. Use this information to construct the 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 65 dates, the mean record high daily temperature in a certain city has a mean of 84.70°F. Assume the population standard deviation is 14.54°F.
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