Suppose it is known from large amounts of historical data that X, the number of cars that arrive ot a specific intersection during a 20 second time period, is characterized by the following discrete probability function f(x) = - x! for x = 0, 1, 2, 3.. Find the probability that in a specific 20-second time period, less than 3 cars arrive at the inter-section. A) 0.14873 0.05949 0.06197 0.15120

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