Mathematics

Cocoa

21 February, 07:59

The 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