In a box-and-whiskers plot of an interval variable, what do the lower and upper lines of the box represent?
A) the mean and the median values
B) the first and third quantile values
C) the minimum and maximum values
D) the second and third quantile values

Question

Quizplus · Accepted Answer

The lower and upper lines of the box in a box-and-whiskers plot represent the first and third quantiles (or the 25th and 75th percentiles), respectively. These quantiles divide the data set into four equal parts.

In a Box-And-Whiskers Plot of an Interval Variable, What Do