Question: 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

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. Which interval iswider? If convenient, use technology to construct the confidence intervals. A random sample of 34 gas grills has a mean price of $627.40. Assume the population standard deviation is $55.60

The 90% confidence interval is ( ____, ____ )

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