February 19, 2017

Homework Help: Statistics

Posted by Alexa on Sunday, March 10, 2013 at 3:38pm.

Suppose. Population of test-scores is normally distributed with mean 65 and standard deviation 13 x~n (65,13) if you select a test at randome what is the probability that the score is below 60 or that it is between 65 and 70 please show work!

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