SOLUTION: given that 10% of us are left handed, find the probability of getting 3 left handed students in a class of 15

Question 725826: given that 10% of us are left handed, find the probability of getting 3 left handed students in a class of 15
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
given that 10% of us are left handed, find the probability of getting 3 left handed students in a class of 15
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Binomial Problem with n = 15 and p(left) = 0.10
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P(x = 3) = 15C3*0.1^3*0.9^12 = binompdf(15,0.1,3) = 0.1285
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Cheers,
Stan H.
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