Which measure of variation is affected most by a few extreme scores?
A) standard deviation
B) mean
C) median
D) range

Question

Quizplus · Accepted Answer

The range is the measure of variation that is most affected by a few extreme scores because it is calculated by subtracting the lowest score from the highest score, so extreme scores have a larger impact on it than on other measures such as the mean or standard deviation.

Which Measure of Variation Is Affected Most by a Few