SOLUTION: In a population of 14 students 8 prefer Coke, the remainder Pepsi. If a sample of size 9 is taken, what is the chance that exactly 5 prefer Coke?

Question 301274: In a population of 14 students 8 prefer Coke, the remainder Pepsi. If a sample of size 9 is taken, what is the chance that exactly 5 prefer Coke?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
In a population of 14 students 8 prefer Coke, the remainder Pepsi. If a sample of size 9 is taken, what is the chance that exactly 5 prefer Coke?
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Binomial Problem with n=9 ; p = 8/14 ; x = 5
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P(x=5) = 9C5(8/14)^5*(6/14)^3 = binompdf(9,8/14,5) = 0.2590
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Cheers,
Stan H.

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