SOLUTION: Fifteen percent of all undergraduates at a university are chemistry majors. In a random sample of six students, find the probability that exactly two are chemistry majors.
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Question 596219: Fifteen percent of all undergraduates at a university are chemistry majors. In a random sample of six students, find the probability that exactly two are chemistry majors. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Fifteen percent of all undergraduates at a university are chemistry majors. In a random sample of six students, find the probability that exactly two are chemistry majors.
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Binomial Problem with n = 6 and p(chem) = 0.15
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P(x = 2) = 6C2(0.15)^2*(0.85) = binompdf(6,0.15,2) = 0.0028
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Cheers,
Stan H.
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