Which statistic is the average amount by which the scores in a distribution vary from the average?

Question

Quizplus · Accepted Answer

Standard deviation measures the amount of variation or dispersion of a set of data values from the mean, and is therefore the best choice for this question. The range measures the difference between the maximum and minimum values in a set, while the median and mode are measures of central tendency and do not directly measure variability.

Which Statistic Is the Average Amount by Which the Scores