document.write( "Question 675744: what the probability that exacly 4 boys in 10 births \n" ); document.write( "

Algebra.Com's Answer #420030 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "probability that exacly 4 boys in 10 births = 
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document.write( "Note: The probability of x successes in n trials is: 
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document.write( "P = nCx*  where p and q are the probabilities of success and failure respectively. 
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document.write( "In this case p & q are = 1/2 or .5   and n = 10 \n" );
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