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01/09/2022 8:29 am
According to the empirical rule, what percent of thee values in a sample fall within three standard deviations of the mean in a normal distribution?
A. 99.70%
B. 95%
C. 90%
D. 68%
Suggested Answer: A
Explanation:
A. 99.70%
According to the empirical rule, 68% of values are within one standard deviation, 95% are within two standard deviations, and 99.7% are within three standard deviations.
Explanation:
A. 99.70%
According to the empirical rule, 68% of values are within one standard deviation, 95% are within two standard deviations, and 99.7% are within three standard deviations.