candace16 candace16

20-06-2016
Mathematics

contestada

A shipment 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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Ckaranja Ckaranja

03-07-2016

P(3)= [tex] \frac{3}{4} * \frac{4}{13} [/tex]
p(3 defective) =[tex] \frac{3}{13} [/tex]

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