document.write( "Question 1037709: To be the top 3% of the
\n" ); document.write( "class, what score do
\n" ); document.write( "you need if the mean must be 70% and standard
\n" ); document.write( "deviation to be 7%
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Algebra.Com's Answer #652334 by stanbon(75887)\"\" \"About 
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To be the top 3% of the
\n" ); document.write( "class, what score do
\n" ); document.write( "you need if the mean must be 70% and standard
\n" ); document.write( "deviation to be 7%
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\n" ); document.write( "Find the z-value with a left-tail of 0.97
\n" ); document.write( "invNorm(0.97) = 1.8808
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\n" ); document.write( "x = z*s + p
\n" ); document.write( "x = 1.8808*0.07 + 0.78
\n" ); document.write( "x = 0.9117 = 91.17%
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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