document.write( "Question 481510: 14. On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score (a) 340, (b) 310, and (c) 260. Give the raw scores for persons whose Z scores on this test are (d) 2.4, (e) 1.5, (f) 0, and (g) –4.5. \n" ); document.write( "
Algebra.Com's Answer #329790 by stanbon(75887)\"\" \"About 
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14. On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score (a) 340, (b) 310, and (c) 260. Give the raw scores for persons whose Z scores on this test are (d) 2.4, (e) 1.5, (f) 0, and (g) –4.5.
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\n" ); document.write( "For each of these use the formula:
\n" ); document.write( "z = (x-u)/sigma to get the z-score
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\n" ); document.write( "Use the formula:
\n" ); document.write( "x = z*sigma + u to get the raw scores
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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