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April 24, 2014

Homework Help: college stats

Posted by damon on Monday, October 1, 2012 at 11:47pm.

can someone please explain the steps:

suppose that the grade point average,denoted by X,of a university student is Normally distributed with the mean 2.786 and standard deviation 0.375

A). a student is on the deans list if her GPA exceeds 3.746. What percent of the students are on the dean's list? P(X>3.746 GPA)

B). a student is on probation if his GPA falls below 1.946. what percent of the students are on probation?

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