If the scores in a population range from a low of X = 5 to a high of X = 14, then the population standard deviation must be less than 15 points.

Question

Quizplus · Accepted Answer

The standard deviation measures the average distance of scores from the mean. Given the range of scores is only 9 points (14 - 5), the standard deviation cannot exceed this range, and thus must be less than 15 points.

If the Scores in a Population Range from a Low