The data set shows the ages of all participants in two yoga classes. Complete parts (a) through (d) below. 3:00 PM. Class 8:00 PM. Class 46 60 73 77 51 62 19 18 18 24 19 29 68 35 53 64 77 69 19 20 39 22 57 25 59 73 55 75 68 76 24 19 18 43 23 71 74 38 77 18 31 20 25 44 31 (a) Make a back to back stemandleaf plot to display the data. 3:00 PM. Class _ 8:00 PM. Class 1 2 _ | 3 |_ 4 _ | 5 |: 6 | 7 Key: 1|0 =10 (Use ascending order.) (b) What are the lowest and highest ages of participants in the 3:00 PM. and 8:00 PM. class? The lowest age in the 3:00 PM. class is I: years and the oldest age is I: years. The lowest age in the 8:00 PM. class is I: years and the oldest age is I: years. (c) How many participants are in each class? There are I: participants in the 3:00 PM. class and participants in the 8:00 PM. class. (d) Compare the distribution in each class. What observations can you make? The ages of both classes are evenly distributed and there are very few differences between the distributions. The average age ofthe 3:00 PM. class participants are much younger than the 8:00 PM. class. The ages ofthe 8:00 PM. class are very spread out. The age of the 3:00 PM. class participants are similar to the 8:00 PM. class. There is no difference in the spread of the ages of the participants in the classes. @5595? The average age ofthe 3:00 PM. class participants are much older than the 8:00 PM. class. The ages of the 8:00 PM. class are very concentrated on participants 20 years or younger