Which measure would be used to describe how far a test score is from the average test score?
A) mean
B) mode
C) median
D) standard deviation

Question

Quizplus · Accepted Answer

Standard deviation is a measure of spread that tells us how far the data points are from the mean. Therefore, it would be the best choice to describe how far a test score is from the average test score. The mean, mode, and median describe the central tendency of the data but do not give information about the spread.

Which Measure Would Be Used to Describe How Far a Test