SOLUTION: a box contains 24 items four of which are defective if five are selected at random what is the probability of finding exactly two detective one

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Question 903050: a box contains 24 items four of which are defective if five are selected at random what is the probability of finding exactly two detective one
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
p(def) = 4/24 = 1/6, n = 5
P(x=2) = binompdf(5, 1/6, 2)