A publisher wants to estimate the mean length of time (in minutes) all adults spendreading newspapers. To determine this estimate, the publisher takes a random sampleof 15 people and obtains the results below. From past studies, the publisher assumeso is 2.2 minutes and that the population of times is normally distributed10 6 811126111112 7 8 7 7 6810.Construct the 90% and 99% confidence intervals for the population mean. Whichinterval is wider? If convenient, use technology to construct the confidence intervals.