Question

the box-and-whisker plot below represents some data set. what is the value of the second quartile?

Explanation:

Step1: Recall box - whisker plot components

In a box - and - whisker plot, the box represents the interquartile range (IQR). The line inside the box is the median, which is also the second quartile ($Q_2$).

Step2: Identify the median from the plot

Looking at the given box - and - whisker plot, the line inside the box (the median line) is at the value of 40. Since the second quartile is the median, we can determine that the second quartile value is 40.

Answer:

40