February 25, 2017

Homework Help: statistics

Posted by Amy on Wednesday, October 30, 2013 at 9:48pm.

The serum cholesterol levels for men in in one age group are normally distributed with mean of 178.1 and standard deviation of 40.8. All units are in mg/100ml. Find two levels that cut off the top 10% and the bottom 10 % from the distribution of x.

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