2.37 [EX02-037] The opening-round scores for the Ladies’ Professional Golf Association tournament at Locust Hill Country Club were posted as follows:

69 73 72 74 77 80 75 74 72 83 68 73 75 78 76 74 73 68 71 72 75 79 74 75 74 74 68 79 75 76 75 77 74 74 75 75 72 73 73 72 72 71 71 70 82 77 76 73 72 72 72 75 75 74 74 74 76 76 74 73 74 73 72 72 74 71 72 73 72 72 74 74 67 69 71 70 72 74 76 75 75 74 73 74 74 78 77 81 73 73 74 68 71 74 78 70 68 71 72 72 75 74 76 77 74 74 73 73 70 68 69 71 77 78 68 72 73 78 77 79 79 77 75 75 74 73 73 72 71 68 70 71 78 78 76 74 75 72 72 72 75 74 76 77 78 78

a. Form an ungrouped frequency distribution of these scores.

b. Draw a histogram of the first-round golf scores.

Use the frequency distribution from part a.