Question 6 of 16 (15 points) | Question Attempt: 1 of 1 Here are the numbers of calls received at a customer support service during 10 randomly chosen, hour-long intervals. 14,7, 10, 8,21,17,13,7,22,7 Send data to calculator M E {8 (a) What is the mean of this data set? If your answer is not an integer, round your answer to one decimal place. [ [ (O zero modes () one mode: D O two modes: [ |and (b) What is the median of this data set? If your answer is not an integer, round your answer to one decimal place. (c) How many modes does the data set have, and what are their values? Indicate the number of modes by clicking in the appropriate circle, and then indicate the value(s) of the mode(s), if applicable