An environmental task force from the local Municipal Council suspects that some manufacturing companies violate local pollution regulations regarding dumping a particular product type. Thirty firms are under suspicion, but not all can be inspected. Suppose that 5 of the firms are in violation. (i) Compute the probability that inspection of 8 firms will find no violations. (ii) Compute the probability that inspection of 15 firms will find three violations. (7 marks)
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8 The probability that inspection of 15 firms will find three violations is = 0.3 Show more…
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