Here is not though Wider show that Alaska had a lower proportion of identity theft. A publisher wants to estimate the mean length of time (in minutes) all adults spend reading newspapers. To determine the estimate, the publisher takes a random sample of 15 people and obtains the following results: 11, 9, 8, 10, 10, 9, 7, 11, 5, 7, 11, 0, 7, 6, 9. Assume the population of times is normally distributed. Find a 95% confidence interval of the population mean