Homework Help: statistics

Posted by Ashley on Monday, January 23, 2012 at 9:04pm.

Heights of young adult U.S. women are approximately normal with mean 64" and standard deviation 2.7". What proportion of all U.S. young adult women are taller than 6 feet?

statistics - PsyDAG, Tuesday, January 24, 2012 at 12:30pm
Convert 6' to inches.

Z = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.

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