The number of stories in each of a sample of the world's 30 tallest buildings follows, Construct a frequency distribution, using 54 as the lowest class limit for the first class and the class width of 8. 88 88 109 88 80 69 102 78 70 55 79 85 80 100 60 90 77 55 75 55 54 61 75 64 105 56 71 70 65 72