Question

the box plot shown represents the amount of time it took all the students in a class to complete the same quiz. describe the data set. the range of the data set is 8. about 25% of students take less than 15 minutes. about? of students take more than 16 minutes.

Explanation:

Step1: Recall the properties of a box - plot

In a box - plot, the entire data set is divided into four equal parts (quartiles). Each quartile represents 25% of the data.

Step2: Analyze the position of 16 minutes

The value 16 minutes is the third quartile ($Q_3$) of the box - plot. The data above the third quartile ($Q_3$) represents the last 25% of the data set.

Answer:

25%