Question

which number is closest to the first quartile?

Explanation:

Step1: Recall box - plot properties

The first quartile ($Q_1$) is the left - hand edge of the box in a box - plot.

Step2: Identify the value from the box - plot

From the given box - plot, the left - hand edge of the box is at approximately 9. Among the given options 23, 2, and 10, the number closest to 9 is 10.

Answer:

10