document.write( "Question 614960: Can I get a step-by-step explanation on how to work this problem out please? :(\r
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document.write( "A Math test has a mean of 41 and standard deviation of 12.0. Find the corresponding z scores for:
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document.write( "I. a test score of 35
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document.write( "II. a test score of 69 \n" );
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Algebra.Com's Answer #386840 by Theo(13342)![]() ![]() You can put this solution on YOUR website! z-score is equal to (actual score minus the mean) divided by (standard deviation) \n" ); document.write( "mean is 41 \n" ); document.write( "standard deviation is 12\r \n" ); document.write( "\n" ); document.write( "I. a test score of 35 \n" ); document.write( "(35-41)/12 = -6/12 = -.5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "II. a test score of 69 \n" ); document.write( "(69-41)/12 = 28/12 = 2.33333333\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |