document.write( "Question 620509: Solve Probability Problems. P(x>450) Mean=390 Deviation=65 \n" ); document.write( "
Algebra.Com's Answer #390210 by stanbon(75887)\"\" \"About 
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Solve Probability Problems. P(x>450) Mean=390 Deviation=65
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\n" ); document.write( "z(450) = (450-390)/65 = 60/65 = 12/13
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\n" ); document.write( "P(x > 45) = P(z > 12/13) = normalcdf(12/13,100) = 0.1780
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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