20% of items produced from a factory are defective. Find the probability that in a sample of 5 chosen at random (i) none is defective (ii) one is defective (ii) P ( 1 < x < 4 )

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Q: Suppose that a box contains 6 cameras and that 3 of them are defective. A sample of 2 cameras is…

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Q: Suppose that a box contains 7 cameras and that 3 of them are defective. A sample of 2 cameras is…

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