The following boxplots show monthly sales revenue figures ($ thousands) for a discount office supply company with locations in three different regions of the U.S.
(Northeast, Southeast, and West). Which of the following statements is false?
A) The West has the most variable sales revenues.
B) The West has the largest IQR.
C) The Southeast has the smallest IQR.
D) The Northeast has the most variable sales revenues.
E) The Southeast has the least variable sales revenues.

Question

The following boxplots show monthly sales revenue figures ($ thousands) for a discount office supply company with locations in three different regions of the U.S.
(Northeast, Southeast, and West). Which of the following statements is false? 
A) The West has the most variable sales revenues. 
B) The West has the largest IQR. 
C) The Southeast has the smallest IQR. 
D) The Northeast has the most variable sales revenues. 
E) The Southeast has the least variable sales revenues.

Quizplus · Accepted Answer

Looking at the boxplots, it is clear that the Northeast has the smallest IQR and the least variable sales revenues. Therefore, statement D is false. Statements A, B, C, and E are all true. The West has the most variable sales revenues and the largest IQR, while the Southeast has the smallest IQR and the least variable sales revenues.

The Following Boxplots Show Monthly Sales Revenue Figures ($ Thousands)