D Question 6 8 pts The normal monthly precipitation (in inches) for August is listed for different U.S. cities. Find the standard deviation of the monthly precipitation. Round your answer to one more decimal place than is present in the original data values. 1.6, 2.7, 1.4, 2.9, 0.1, 2.5, 5.1,0, 5.8, 0 D Question 7 6 pts The frequency table below shows the number of days off in a given year for police detectives. Find the mean of the frequency distribution. Round your answer to one more decimal place than is present in the original data values. Days Off / Frequency 0 - 2 2 3-5 1 6 - 8 0 9-11 / 6 12-14 1 9 15-17 1 3