document.write( "Question 443692: The scores on a test are normally distributed with a mean of 50 and a standard deviation of 30. Find the score that is 2.5 standard deviations above the mean. \n" ); document.write( "

Algebra.Com's Answer #306038 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "mean of 50 and a standard deviation of 30.
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document.write( "*Note:   | z = 2.5
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document.write( "   2.5 = (x-50)/30 
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document.write( "   x = 2.5*30 + 50
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document.write( "   x = 125
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