Craig operates a part-time snow-plowing business using a 2002 GMC 2500 HD extended cab short box truck.This box plot of Craig's MPG on 195 tanks of gas does not support which statement?
A)There are several outliers.
B)This is a very right-skewed distribution.
C)Most MPG values are concentrated in a narrow range.
D)The interquartile range is less than 2 MPG.

Question

Craig operates a part-time snow-plowing business using a 2002 GMC 2500 HD extended cab short box truck.This box plot of Craig's MPG on 195 tanks of gas does not support which statement? 
A)There are several outliers. 
B)This is a very right-skewed distribution. 
C)Most MPG values are concentrated in a narrow range. 
D)The interquartile range is less than 2 MPG.

Quizplus · Accepted Answer

The box plot shows that the distribution is roughly symmetric with slight right skewness. Therefore, statement B is not supported.

A) is supported as there are outliers.
C) is supported as the majority of the MPG values fall within the range of approximately 9 to 13.
D) is also supported as the interquartile range (IQR) is the length of the box, which spans from approximately 10 to 12 MPG, which is less than 2 MPG.

Craig Operates a Part-Time Snow-Plowing Business Using a 2002 GMC