document.write( "Question 448765: determine the probability of having 2 girls and 2 boys in a 4-child family.
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Algebra.Com's Answer #308748 by stanbon(75887)\"\" \"About 
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determine the probability of having 2 girls and 2 boys in a 4-child family.\r
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\n" ); document.write( "Binomial with n = 4 and p(girl) = 1/2
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\n" ); document.write( "P(x=2) = 4C2*(1/2)^4 = 6/16 = 3/8
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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