Given the following data: 44 13 47 27 55 41 48 54 58 35 58 36 66 60 53 35 49 55 32 45 79 45 82 22 37 36 45 51 79 24 26 45 57 30 72 57 81 33 3233 33 63 78 35 8 4 4 78 66 35 47 18 58 64 68 54 42 a) From the raw data, compute the mean, the median and the mode. b) Obtain a grouped frequency distribution to compute the mean, the median and the me and compare the results with those in Question (a) above. c) From the raw data, compute the first quartile, the fourth decile, seventy-fifth percent In each case explain the significance of the answer. d) From the grouped frequency distribution, compute the first quartile, the fourth deci" seventy-fifth percentile and compare the results with those in Question (c) above,