document.write( "Question 307905: The scores on an exam are normally distributed, with a mean of 77 and a standard deviation of 10. What percent of the scores are greater than 87? \r
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document.write( " * 68%
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document.write( " * 16%
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document.write( " * 84%
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document.write( " * 2.5% \n" );
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Algebra.Com's Answer #220337 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! this is the portion with a z-score greater than one (more than one standard deviation above the mean)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "this is found in a z-score table ___ .16 or 16% \n" ); document.write( " |