document.write( "Question 1179206: Hi! Please help with the following question! Thanks!\r
\n" ); document.write( "\n" ); document.write( "The distribution of cholesterol levels in teenage boys is approximately normal with a mean of 170 and standard distribution of 30. Levels above 200 warrant attention. If 95 teenage boys are examined, how many would you expect to have cholesterol levels greater than 225? \n" ); document.write( "

Algebra.Com's Answer #808796 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "Distribution: approximately normal with µ = 170 and σ = 30
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document.write( "Using TI or similarly an inexpensive calculator like an Casio fx-115 ES plus
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document.write( "Population:
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document.write( "P(x > 225) = normalcdf(225,9999,170,30) = .0334  0r 3.34%\r
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document.write( "SAMPLE: n =95
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document.write( "P(x > 225) = normalcdf(225,9999,170,30/√95) = basically zero %  \r
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document.write( "Wish You the Best in your Studies.µ = 100 and σ = 15
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