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What is the expected number of snackers bars

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Reference no: EM131578796

Question: A candy machine in a school has d different kinds of candy. Assume (for simplicity) that all these kinds of candy are equally popular and there is a large supply of each. Suppose that c children come to the machine and each purchases one package of candy. One of the kinds of candy is a Snackers bar. What is the probability that any given child purchases a Snackers bar? Let Yi be the number of Snackers bars that child i purchases, so that Yi is either 0 or 1. What is the expected value of Yi? Let Y be the random variable Y1 + Y2 + ··· + Yc. What is the expected value of Y? What is the expected number of Snackers bars that is purchased? Does the same result apply to any of the varieties of candy?

Reference no: EM131578796

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