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Mathematics 14 Online
OpenStudy (anonymous):

In a food processing and packaging plant, there are, on average, two packaging machine breakdowns per week. Assume the weekly machine breakdowns follow a Poisson distribution a) What is the probability that there are no machine breakdowns in a given week? b) In a random sample 25 machines, what is the probability that at least one of them does not break down in a given week? c) Calculate the probability that there are no more than two machine breakdowns in a given week.

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