Mathematics, 17.09.2019 19:30, Legoman29305

Ashipment of 13 microwave ovens contains 4 defective units. a restaurant buys 4 of these units. what is the probability of the restaurant buying at lease three nondefective units?

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Ashipment of 13 microwave ovens contains 4 defective units. a restaurant buys 4 of these units. what...