The descriptive measure of variability that is based on the concept of a variation about the mean is the
A) range.
B) interquartile range.
C) absolute value of the range.
D) standard deviation.

Question

Quizplus · Accepted Answer

The standard deviation is the measure of variability that is based on the concept of variation about the mean. It measures how much the data varies from the mean by calculating the average distance of each data point from the mean. The range, interquartile range, and absolute value of the range do not take into account the distance from the mean and can be influenced by outliers.

The Descriptive Measure of Variability That Is Based on the Concept