1. Find the mean (average) of the following sets of numbers. a. 24, 45, 38, 56, 27 b. 24, 31, 17, 39, 9, 17 c. 125, 136, 174, 116, 164 d. 3.8, 9.2, 6.7, 11.5 e. 7.3, 7.5, 7.0, 8.1, 8.0. 2. State the median and the range for each set of values. a. 16, 16, 20, 22, 23, 25, 27 b. 55, 63, 68, 68, 70, 72 c. 44, 58, 26, 47, 63, 46 d. 902, 955, 1203, 856, 881, 912 e. 325, 456, 109, 631,526 3. The following grades were obtained on a Mathematics test marked out of 25. Determine the mean, median, mode of the data and comment on which the most appropriate