About 68% of the area under a standard normal curve covers one _________.
A)mean
B)sample
C)variance
D)standard deviation
E)none of the above

Name: About 68% of the area under a standard normal curve covers one _________. A)mean B)sample C)variance D)standard deviation E)none of the above
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Question

Quizplus · Accepted Answer

The standard normal curve has a mean of 0 and a standard deviation of 1. Approximately 68% of the area under the curve falls within one standard deviation of the mean.

About 68% of the Area Under a Standard Normal Curve