making sure i did this one right thanks

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Assuming that the data are normally distributed with a mean of 25 and a standard deviation of 1.25, what is the z-score for a value of 27? 2.30 1.60 3.10 -1.60 May 09 2012 05:45 PM

 

Solution ID:609163 | This paper was updated on 26-Nov-2015

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