Question

he back-to-back stem-and-leaf plot below show exam scores from two different math classes. Which class has a greater mean score? Which class has a greater median score?

Class A Class B
1 5 4 2
1 6 8 5 4
5 7 7 9 6 1 6
6 6 7 8 9 7 2 5 6 6
1 2 8 0 0 4 8 9
1 9 3 5 6 7


A. greater mean = class A greater median = class A

B. greater mean = class B greater median = class B

C. greater mean = class B greater median = class A

D. greater mean = class A greater median = class B

Answer 1

The back-to-back*