1.43 Aqua Running Aqua running has been suggested as a method of cardiovascular con- ditioning for injured athletes and others who want a low-impact aerobics program. A study reported in the Journal of Sports Medicine investigated the rela- tionship between exercise cadence and heart rate by measuring the heart rates of 20 healthy volunteers at a cadence of 48 cycles per minute (a cycle consisted of two steps). The data are listed here: 92 96 92 96 98 107 81 96 87 109 79 80 96 95 90 101 91 78 112 94 98 94 Construct a stem and leaf plot to describe the data. Discuss the characteristics of the data distribution.