Construct a 90% confidence interval for the population mean.The 90% confidence interval is OD(Round to two decimal places as needed.)Construct a 95% confidence interval for the population mean.The 95% confidence interval is OD(Round to two decimal places as needed.)Interpret the results. Choose the correct answer belowO A. With 90% confidence, it can be said that the sample mean price lies in the first interval. With 95% confidence, it can be said that the sample mean price liesin the second interval. The 95% confidence interval is wider than the 90%.O B. With 90% confidence, it can be said that the population mean price lies in the first interval. With 95% confidence, it can be said that the population meaprice lies in the second interval. The 95% confidence interval is wider than the 90%.OC. With 90% confidence, it can be said that the population mean price lies in the first interval. With 95% confidence, it can be said that the population meanprice lies in the second interval. The 95% confidence interval is namrower than the 90%.n 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 confidenceintervals. If convenient, use technology to construct the confidence intervals.A random sample of 40 home theater systems has a mean price of $147.00. Assume the population standard deviation is $15.90.

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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. If convenient, use technology to construct the confidence intervals. A random sample of 40 home theater systems has a mean price of $147.00. Assume the population standard deviation is $15.90.

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. If convenient, use technology to construct the confidence intervals. A random sample of 40 home theater systems has a mean price of $147.00. Assume the population standard deviation is $15.90.

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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Need to solve for 95% interval and 90% interval