Let 2 items be chosen at random from a lot containing 12 items of which 4 are defective. Let A = (both items are defective) What is P(A)?
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Total items = 12 Defective items = 4 Show more…
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A consignment of 52 item is believed to have 4 defective items. What is the probability that two items drawn at random from the lot will both be defective?
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