document.write( "Question 248757: I have a probability question....
\n" ); document.write( "10 percent of a yield is defective
\n" ); document.write( "the yield is 10
\n" ); document.write( "what is the probability that 5 will be defective?
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Algebra.Com's Answer #181241 by edjones(8007)\"\" \"About 
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Let x be defective and y be sound.
\n" ); document.write( "x=.1 y=.9
\n" ); document.write( "nCr = 10C5 = 252 coefficient of the squared binomial.
\n" ); document.write( "252x^5y^5 the 6th term of (x+y)^10
\n" ); document.write( "= 252*.1^5*.9^5
\n" ); document.write( "=.001488...
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\n" ); document.write( "Ed
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