The data set below contains penetration values (the percentage of a country's population who are users) for a popular website in 22 of the world's largest economies. Complete parts (a) through (d) below. 27 34 58 62 35 80 41 28 57 43 62 8 10 24 52 18 24 57 43 10 43 39 a. Compute the mean, median, and the mode. The mean is 37.95 (Round to two decimal places as needed.) The median is 40. (Round to two decimal places as needed.) What is the mode? Select the correct choice below and, if necessary, fill in the answer box to complete your choice A The mode(s) is/are 43,52 (Round to two decimal places as needed. Use a comma to separate answers as needed.) OB. There is no mode for this data set b. Calculate the variance, standard deviation, range, coefficient of variation, and Z scores. Are there any outlers? Explain The variance is (Round to two decimal places as needed.)