Question: A survey taken several years ago found that the average time it took to read the local newspaper was 10.8 minutes. The standard deviation of the population was 3 minutes. To see whether the average time had changed since the newspaper's format was revised, the newspaper editor surveyed 36 individuals. The average time that the 36 people spent reading the newspaper was 12.2 minutes. At alpha = 0.02, is there a change in the average tiMean individual spends reading the newspaper? Find the 98% confidence interval of the mean. Do the results agree?