Hello everyone, i don't understand how to solve this basic tasks, if someone could solve them and explain the solution that would be very nice. (Thanks in advance).
1.Let 4 items be chosen at random from a lot containing 16 items of which 5 are defective. Let A and B are the next events: A: "Four items are non-defective" B: "two items are defective and two items are non-defective Find the probability of events A and B.
(Sorry for bad english)
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1.Let 4 items be chosen at random from a lot containing 16 items of which 5 are defective. Let A and B are the next events: A: "Four items are non-defective" B: "two items are defective and two items are non-defective Find the probability of events A and B.
(Sorry for bad english)
? MODERATOR NOTE: Remaining list of exercises returned to goosepane for separate threads