Question: You are given the sample mean and the population standard deviation. Use this information to construct the90% and95% confidence intervals for the population mean. Use

You are given the sample mean and the population standard deviation. Use this information to construct the90% and95% confidence intervals for the population mean. Use technology to construct the confidence intervals.

A random sample of 55 home theater systems has a mean price of $114.00. Assume the population standard deviation is $16.20.

Construct a90% confidence interval for the population mean.

The90% confidence interval is

(Round to two decimal places asneeded.)

Construct a95% confidence interval for the population mean.

The95% confidence interval is

(Round to two decimal places asneeded.)

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