In a normal curve, 68 percent of the population falls within plus or minus one standard deviation from the mean.

Name: In a normal curve, 68 percent of the population falls within plus or minus one standard deviation from the mean.
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This is a fundamental property of the normal distribution, also known as the empirical rule or the 68-95-99.7 rule, which states that approximately 68% of the data falls within one standard deviation of the mean in a normal distribution.

In a Normal Curve, 68 Percent of the Population Falls