The box plot displays the number of push-ups completed by 9 students in a PE class.

A box plot uses a number line from 9 to 45 with tick marks every 2 units. The box extends from 17.5 to 40.5 on the number line. A line in the box is at 30. The lines outside the box end at 10 and 42. The graph is titled Push-Ups In PE and the line is labeled Number of Push-Ups.

Which of the following represents the value of the median of the data?

10
17.5
30
42

1 answer

In a box plot, the median is represented by the line within the box.

According to your description, the line inside the box is at 30. Therefore, the median number of push-ups completed by the students is:

30