Question

8. The double box plot shows the costs of MP3 players at two different stores. Which one of the following inferences is NOT true based on the dot plots shown below:

A. 75% of the prices at Electronics World are lower then $75.

B. 75% of the prices at Bargain Basement are lower than $65.

C. The median price at Electronics World is $10 more than at Bargain Basement.

D. MP3 players are more expensive at Bargain Basement.

Answer 1

C because the line in the box for EW is at 70 which is 10 more than the line in the box for BB