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April 17, 2014

Homework Help: Statistics

Posted by Blackqueen on Saturday, February 25, 2012 at 9:10pm.

A set of 50 data values has a mean of 27 and a variance of 16.
I. Find the standard score (z) for a data value = 19.
II. Find the probability of a data value < 19.
III. Find the probability of a data value > 19.
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