Question

enter the correct answer. identify the lower quartile.

Explanation:

Step1: Recall lower - quartile definition

In a box - and - whisker plot, the lower quartile ($Q_1$) is the value at the left - hand side of the box.

Step2: Identify value from plot

Looking at the box - and - whisker plot, the value at the left - hand side of the box is 20.

Answer:

20