Martin and Clara decide to keep track of the number of different colors in two brands of tennis shoes, brand A and brand B. Their results are
represented by the dot plots.
Brand A
0
1
2
3
4
5
6
7
8
9
10
11
12
BrandB
0
1
2
3
4
5
6
7
8
9
10
11
The mean absolute deviation for brand Als
The mean absolute deviation for brand B is
The mean absolute deviations for the two brands