According to the empirical rules,approximately 99.7% of the observations will fall within ________.
A)one standard deviation of the mean
B)two standard deviations of the mean
C)three standard deviations of the mean
D)four standard deviations of the mean

Question

Quizplus · Accepted Answer

According to the empirical rules, approximately 99.7% of the observations will fall within three standard deviations of the mean.

According to the Empirical Rules,approximately 99