Mathematics, 30.10.2019 00:31, nick974

Consider flipping a weighted coin with the property that the coin comes up heads with probability p and tails with probability 1 − p. suppose that you flip the coin repeatedly until it comes up tails. let x be the random variable for the number of flips completed. find e[x] and var(x). you may use wolfram alpha or another tool to compute the value of any infinite sums.

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Consider flipping a weighted coin with the property that the coin comes up heads with probability p...