November 28, 2015

Homework Help: Statistics

Posted by Abigail on Monday, April 29, 2013 at 11:21am.

the scoring of IQ tests is designed so that the scores of the test taking population are normally distributed with a mean of 100 and a standard dev of 15.
what percent of the population have an IQ less than 92?

how do i figure this out?

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