Question: 5.71 For a certain type of copper wire, it is known that, on average, 1.2 flaws occur per millimeter. Assuming that the number of flaws

5.71 For a certain type of copper wire, it is known that, on average, 1.2 flaws occur per millimeter. Assuming that the number of flaws is a Poisson random variable, what is the probability that no flaws occur in a certain portion of wire of length 5 millimeters? What is the mean number of flaws in a portion of length 5 millimeters?

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