The number of total rushing yards for 23 football players for the 2014 and 2015 seasons are listed below. 2014 Total Yards 2015 Total Yards
37 11
76 56
4 4
5 3
50 87
1 2
45 31
82 55
21 3
2 1
35 34
17 22
50 25
8 42
146 147
4 1
51 25
4 5
1 17
23 4
14 10
9 3
42 67

Part A: On your own paper, create a back-to-back stemplot. Submit a list of the stems you used in order from least to greatest. Justify your reasoning for split or nonsplit stems. (4 points)
Part B: Compare and contrast the two data sets. Justify your answer using key features of the data. (6 points)