Compared to the range, the primary purpose of the interquartile range is to represent the variability in a set of data ______.
A) while lessening the influence of outliers
B) while increasing the influence of outliers
C) using deviations from the mean
D) by taking into account all of the scores of a distribution

Question

Quizplus · Accepted Answer

The interquartile range is a measure of variability that focuses on the middle 50% of data, rather than the entire range. This makes it less sensitive to extremes or outliers, and therefore a better representation of the typical spread of data.

Compared to the Range, the Primary Purpose of the Interquartile