Homework Help: statistics

Posted by Alex on Friday, October 19, 2012 at 7:15pm.

Given the length an athlete throws a hammer is a normal random variable with mean 50 feet and standard deviation 5 feet, what is the probability he throws it between 50 feet and 60 feet?

statistics - PsyDAG, Saturday, October 20, 2012 at 1:01pm
Z = (score-mean)/SD

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

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