Mathematics, 18.11.2019 20:31 Jasten

Consider n independent flips of a coin having probability p of landing on heads. say that a changeover occurs whenever an outcome differs from the one preceding it. for instance, if n = 5 and the outcome is hhtht, then there are 3 changeovers. find the expected number of changeovers. hint: express the number of changeovers as the sum of n − 1 bernoulli random variables.

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Consider n independent flips of a coin having probability p of landing on heads. say that a changeov...