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7. Following are the speeds of 25 cars clocked by radar on the freeway:
96, 83, 59, 64, 73, 74, 80, 68, 87, 67, 64, 92, 76, 71, 68, 50, 85, 75, 81, 70, 76,
91, 69, 83, 75.
a. Construct a grouped frequency distribution, a relative frequency
distribution (proportion), and a cumulative relative frequency
distribution (including percentile rank).
b. Draw a histogram of the data.
6. Describe the approximate shape of the distribution.

7 Following Are The Speeds Of 25 Cars Clocked By Radar On The Freeway 96 83 59 64 73 74 80 68 87 67 64 92 76 71 68 50 85 75 81 70 76 91 69 83 75 A Construct A G class=