(a) Determine the probability P (7 or more).

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A: 3)

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Q: Trains arrive at a major train-station randomly and independently; the probability of an arrival is…

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Q: Source df MS 500 100.85 Model 2 35503749.8 = 0.0000 Residual 497 352046.502 Total 499 492935.092…

A:

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