Checkout counter of a supermarket at an average rate

Reference no: EM131089736

8 Customers arrive at the checkout counter of a supermarket at an average rate of 10 per hour, and these arrivals follow a Poisson distribution. Using each of the following two methods, find the probability that exactly 4 customers will arrive at this checkout counter during a 2-hour period. a. Use the arrivals in each of the two non overlapping 1-hour periods and then add these. (Note that the numbers of arrivals in two non over lapping periods are independent of each other.) b. Use the arrivals in a single 2-hour period

Reference no: EM131089736

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