Mathematics, 15.06.2021 19:30 donttrip10

The university police department must write, on average, five tickets per day to keep department revenues at budgeted levels. Suppose the number of tickets written per day follows a Poisson distribution with a mean of 7.5. Find the probability that fewer than three tickets are written on a randomly selected day.

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The university police department must write, on average, five tickets per day to keep department rev...