When a quick measure of the dispersion is desired, use the:
A) range
B) mean deviation
C) standard deviation
D) mode

Question

Quizplus · Accepted Answer

The range provides a quick and easy measure of dispersion by simply subtracting the smallest value from the largest value in the dataset. While it may not provide a complete picture of variability, it can be useful for a quick comparison between datasets. The mean deviation and standard deviation are more comprehensive measures of dispersion, but are more time-consuming to calculate. The mode is a measure of central tendency, not dispersion.

When a Quick Measure of the Dispersion Is Desired, Use