A small tool‑and‑die shop manufactures kneuter valves. A shipment of 1515 valves to a Swedish automobile assembly plant contains three defective valves. Suppose the assembly plant randomly selects four valves from the shipment. What is the probability that all four valves will be defect‑free?

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Q: How would I find the probability?

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A: See below hand written answer: hgyukj

Q: A batch of parts contains 80 parts from Batangas supplier of engine and 120 parts from a supplier of…

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Q: A small tool‑and‑die shop manufactures kneuter valves. A shipment of 15 valves to a Swedish…

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Q: A small tool‑and‑die shop manufactures kneuter valves. A shipment of 15 valves to a Swedish…

A:

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Q: A batch of parts contains 80 parts from Batangas supplier of engine and 120 parts from a supplier of…

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