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Mathematics 18 Online
OpenStudy (anonymous):

In a normal distribution, what percent of the data lies within three standard deviations of the mean?

OpenStudy (anonymous):

90

OpenStudy (anonymous):

jimthompson5910 (jim_thompson5910):

Look at this page http://en.wikipedia.org/wiki/68%E2%80%9395%E2%80%9399.7_rule

OpenStudy (anonymous):

99.8

jimthompson5910 (jim_thompson5910):

it's larger than 90, but less than 99.8

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