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distribution. Fifteen items or less: The number of customers in line at a supermarket express checkout counter is a random variable with the following probability

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distribution. Fifteen items or less: The number of customers in line at a supermarket express checkout counter is a random variable with the following probability 0 2 3 4 5 P(x) 0.10 0.20 0.30 0.25 0.10 0.05 Send data to Excel Part: 0 / 4 Part 1 of 4 (a) Find P (4). P (4) = X 5

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