1. Exercise Gear. A company sells exercise clothing and equipment on the Internet. To design clothing, data on physical characteristics of different types of customers is collected. The weight, in kilograms, of 24 female randomly selected runners are recorded: 62.8 56.9 58 48.1 57.3 54.7 50.4 53.9 55.9 64.2 58.7 63.3 59.7 60.6 51 52.8 61 57.9 48.6 60 50.8 55.4 64.3 56.7 a) Give the 95% confidence interval for the mean weight of the population of all female runners