A coin that comes up heads with probability is continually flipped. Let N be the number of
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A coin that comes up heads with probability is continually flipped. Let N be the number of flips until there have been both at least heads and at least m tails. Derive an expression for E[N] by conditioning on the number of heads in the first n + m flips.
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We can find the expected value of N by using the law of total expectation Let X be ...View the full answer
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