February 26, 2017

Homework Help: statistics

Posted by Shane on Thursday, February 7, 2008 at 10:22pm.

A normal distribution has a mean of 80 and a std dev of 20. For each of the following scores, indicate wheter the tail of the distribution is located to the right or left of the score, and find the proportion of the distribution located in the tail.

a.X=85, B.X=92, C. X=70 D. X=-64

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