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April 16, 2014

Homework Help: MATH

Posted by Lee Ann on Wednesday, August 24, 2011 at 3:40pm.

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 175 and a standard deviation of 6. We find the heights of 80 people.
(a) How many would you expect to be between 168 and 182 cm tall?
(b) How many would you expect to be taller than 170 cm?

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