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April 20, 2014

Homework Help: Math

Posted by Ann on Wednesday, August 24, 2011 at 7:34pm.

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 165 and a standard deviation of 6. We find the heights of 80 people.
(a) How many would you expect to be between 158 and 172 cm tall

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