9. You are given the sample mean and the sample standard deviation. Use this information to construct the 90% and 95% confidence intervals for the

9. You are given the sample mean and the sample standard deviation. Use this information to construct the 90% and 95% confidence intervals for the population mean. Which interval is wider? If convenient, use technology to construct the confidence intervals.A random sample of 37 gas grills has a mean price of $644.30 and a standard deviation of $56.50.The 90% confidence interval is ( ? , ? )The 95% confidence interval is ( ? , ? )

. You are given the sample mean and the sample standard deviation. Use this information to construct the 90% and95% confidence intervals for the population mean. Which interval is wider? If...