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April 23, 2014

Homework Help: statistics

Posted by Rachel on Monday, July 23, 2012 at 10:41pm.

Given that x is a normally distributed random variable with a mean of 60 and a standard deviation of 10, find the P(56 < x <74). Please show all your work and write your answer in a complete sentence.

Using the information from question 1, what percentage of the population will have an "x" value greater than 56 orP(x>56.)Please write your answer in a complete sentence.

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