document.write( "Question 1065713: Assume that a normal distribution of data has a mean of 17 and a standard deviation of 2. Use the 68−95−99.7 rule to find the percentage of values that lie above 13.
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Algebra.Com's Answer #681022 by Boreal(15235)\"\" \"About 
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That would be the percentage more than 2 sd below the mean, or more than 13.
\n" ); document.write( "2.5% are more than 2 sd below the mean by the empirical rule.
\n" ); document.write( "Therefore everything else is above 13, or 97.5%.
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