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December 20, 2014

Homework Help: statistics

Posted by jennifer on Monday, November 28, 2011 at 2:35pm.

If scores are normally distributed with a mean of 3.06 and a standard deviation of 0.84, what percent of the scores is: (a) greater than 3.9? (b) less than 2.22? (c) between 2.22 and 3.9?

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