Question

the following boxplot shows the typical gas mileage, in miles per gallon, for 20 different car models. based on the boxplot, the top 25 percent of the cars have a typical gas mileage of at least how many miles per gallon? a 15 b 20 c 25 d 35 e 50

Explanation:

Step1: Recall box - plot properties

In a box - plot, the right - hand side of the box represents the third quartile ($Q_3$). The top 25 percent of the data lies above $Q_3$.

Step2: Locate $Q_3$ on the box - plot

Looking at the box - plot, the value at the right - hand side of the box is at 35.

Answer:

D. 35