An office supply chain has stores in two locations, Toronto and Vancouver. One of these stores is to be closed within the coming year, and to help make the decision, management reviews sales data. Below are boxplots for monthly unit sales for both locations. Which of the following statements is not correct?
A) Monthly sales are higher in Toronto compared to Vancouver.
B) The IQR for sales in Toronto is larger than that for Vancouver.
C) Monthly sales are less variable in Vancouver compared to Toronto.
D) Both distributions are fairly symmetric.
E) Monthly sales are more variable in Vancouver compared to Toronto.

Question

An office supply chain has stores in two locations, Toronto and Vancouver. One of these stores is to be closed within the coming year, and to help make the decision, management reviews sales data. Below are boxplots for monthly unit sales for both locations.  Which of the following statements is not correct?
A) Monthly sales are higher in Toronto compared to Vancouver. 
B) The IQR for sales in Toronto is larger than that for Vancouver. 
C) Monthly sales are less variable in Vancouver compared to Toronto. 
D) Both distributions are fairly symmetric. 
E) Monthly sales are more variable in Vancouver compared to Toronto.

Quizplus · Accepted Answer

The boxplot for Vancouver shows a smaller spread of data, indicated by a smaller box size and shorter whiskers, compared to the boxplot for Toronto. Therefore, monthly sales are less variable in Vancouver compared to Toronto, making statement E incorrect. All other statements are correct based on the given boxplots.

An Office Supply Chain Has Stores in Two Locations, Toronto