The ages of students in a gymnastics class are 12, 15, 17, 9, 7, 8, 15, 10, 13, 6, 5, 7, 13, 10, 7, 9, 5, 6, 7, 7, and 4. a. Determine the mean, median, and standard deviation of the ages of the students. Round to the nearest hundredth. mean: median: standard deviation: b. Describe the shape of the distribution of ages:
