Friday
August 29, 2014

Homework Help: Math

Posted by Sam on Sunday, December 13, 2009 at 5:18pm.

A normal distribution has a mean of 20 and a standard deviation of 3.What is the probability that a randomly selected x-value from the distribution is: A)at least 14?
B)at most 26?
C)Between 8 and 23?

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