You are given a Grouped Frequency Distribution Table of the speed in miles per hour (mph) attained by each observed Formula One driver from zero (0) to seven (7) seconds, during the first practice session in preparation for the Abu Dhabi Grand Prix of 2022 as shown in Figure 1 below: Interval Frequency [f] Cumulative Frequency Midpoint [X] fX 30 < 48 3 3 39 1521 117 4563 48 < 66 6 9 57 3249 342 19494 66 < 84 8 17 75 5625 600 45000 84 < 102 6 23 93 8649 558 51894 102 < 120 2 25 111 12321 222 24642 TOTALS 31365 1839 145593 Figure 1 Calculate the mean speed in miles per hour attained between zero (0) and seven (7) for this distribution.