document.write( "Question 375884: A normal distribution consist of 100 scores with a mean of 65 and a standard deviation of 5. How many scores are above 70 and how many scores are below 55?\r
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document.write( "Please break it down step by step, because I am not understanding. I think I got the 2nd half right, but I cannot come up with the 1st part with scores being above 70.\r
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document.write( "Thanks
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document.write( "Kerry
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Algebra.Com's Answer #267380 by stanbon(75887) ![]() You can put this solution on YOUR website! A normal distribution consist of 100 scores with a mean of 65 and a standard deviation of 5. How many scores are above 70 and how many scores are below 55?\r \n" ); document.write( "\n" ); document.write( "Please break it down step by step, because I am not understanding. I think I got the 2nd half right, but I cannot come up with the 1st part with scores being above 70.\r \n" ); document.write( "\n" ); document.write( "------ \n" ); document.write( "Find the z-score of 70. \n" ); document.write( "Find the probaility of z being greater than that z-score. \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |