SOLUTION: If a random sample of 5 items is drawn from the output of a machine whose defective rate is 4%, what is the probability that there is exactly one defective item in the sample?
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Question 466209: If a random sample of 5 items is drawn from the output of a machine whose defective rate is 4%, what is the probability that there is exactly one defective item in the sample? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! If a random sample of 5 items is drawn from the output of a machine whose defective rate is 4%, what is the probability that there is exactly one defective item in the sample?
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Binomial Problem with n = 5 and p = 0.04
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P(x=1) = 5C1(0.04)*(0.96)^4 = binompdf(5,0.04,1) = 0.1699
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Cheers,
Stan H.
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