The manager of a fast-food restaurant determines that the average time that her customers wait for service is 2.5 minutes. (a) Find the prob

Question

The manager of a fast-food restaurant determines that the average time that her customers wait for service is 2.5 minutes. (a) Find the probability that a customer has to wait more than 4 minutes. (Round your answer to three decimal places.)

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Thành Đạt 7 months 2021-07-29T02:46:51+00:00 1 Answers 12 views 0

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  1. Nick
    0
    2021-07-29T02:48:06+00:00
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    Answer:

    0.758

    explaination

    using poisson distribution

    0.08208+0.2052+0.2565+0.2138

    0 .758

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