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 widths of the confidence intervals. If convenient, use technology to construct the confidence intervals. A random sample of 60 home theater systems has a mean of $147.00. Assume the population standard deviation is $19.10 Construct a 90% confidence interval for the population mean. The 90% confidence interval

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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 widths of the confidence intervals. If convenient, use technology to construct the confidence intervals.

A random sample of 60 home theater systems has a mean of $147.00. Assume the population standard deviation is $19.10

Construct a 90% confidence interval for the population mean.

The 90% confidence interval is

Construct a 95% confidence interval for the population mean

The 95% confidence interval is   

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