The geyser Old Faithful in Yellowstone National Park alternates periods of eruption, which typically last from 1.5 to 4 minutes, with periods of dormancy, which are considerably longer. The following table presents the durations, in minutes, of 30 dormancy periods that occurred during a recent year. 93 71 92 90 96 91 93 82 99 116 83 59 61 65 66 97 91 66 59 99 93 96 90 88 82 82 93 61 105 91 91 Send data to Excel Part: 0/2 Part 1 of 2 (a) Construct a frequency distribution using a class width of 5, and using 55 as the lower class limit for the first class. Dormancy Period Frequency X 5