document.write( "Question 1124584: A factory produces parts of a machine.One out of every ten parts produced by the factory is found to be defective. In a sample of 6 such parts, calculate the probability that
\n" ); document.write( "(a) exactly 3 will be defective
\n" ); document.write( "(b) at most 3 will be defective
\n" ); document.write( "(c) more than 3 will be defective
\n" ); document.write( "(d) at least 1 will be defective.
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Algebra.Com's Answer #740900 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"P%28X%29=C%286%2CX%29%2A%280.1%29%5EX%2A%281-0.1%29%5E%286-X%29\"
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\n" ); document.write( "a) \"P%28X=3%29=0.0146\"
\n" ); document.write( "b) \"P%28X%3C=3%29=P%280%29%2BP%281%29%2BP%282%29%2BP%283%29=0.9987\"
\n" ); document.write( "c) \"P%28X%3E3%29=P%284%29%2BP%285%29%2BP%286%29=0.00127\"
\n" ); document.write( "d) Use the complement,
\n" ); document.write( "\"P%28X%3E=1%29=1-P%280%29=0.469\"
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