A business owner is comparing sales between each of his three business locations for the month of July. He finds that sales from Store #3 had a z-score of 2.5. Which of these would accurately describe scores from Store #3?
A) far below the mean
B) slightly below the mean
C) slightly above the mean
D) far above the mean

Question

Quizplus · Accepted Answer

A z-score of 2.5 indicates that the sales from Store #3 are far above the mean, as it is 2.5 standard deviations above the average.

A Business Owner Is Comparing Sales Between Each of His