Calculate the sample standard deviation and sample variance for the following frequency distribution of hourly wages for a sample of pharmacy assistants. If necessary, round to one more decimal place than the largest number of decimal places given in the data. Hourly Wages (in Dollars) Class Frequency 6.51 - 8.506.51 - 8.50 5050 8.51 - 10.508.51 - 10.50 1818 10.51 - 12.5010.51 - 12.50 4242 12.51 - 14.5012.51 - 14.50 2020 14.51 - 16.5014.51 - 16.50 4646 Copy Data