The percentage of scores that fall within 1 standard deviation of the mean is ______.
A)99.5%
B)68%
C)50%
D)95%

Name: The percentage of scores that fall within 1 standard deviation of the mean is ______. A)99.5% B)68% C)50% D)95%
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Question

Quizplus · Accepted Answer

In a normal distribution, approximately 68% of the data falls within one standard deviation of the mean. This is a fundamental concept in statistics, known as the empirical rule or the 68-95-99.7 rule.

The Percentage of Scores That Fall Within 1 Standard Deviation