document.write( "Question 1159763: A data set has a mean of 75 and a standard deviation of 11.5 find the z-score for each of the following:
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Algebra.Com's Answer #783034 by Boreal(15235)\"\" \"About 
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z=(x-mean)/sd
\n" ); document.write( "z=-25/11.5 or -2.17
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