Question: Leroy has a biased coin where Pr(H) = 2/3 and Pr(T) = 1/3. Assuming that each toss, after the first, is independent of any previous

Leroy has a biased coin where Pr(H) = 2/3 and Pr(T) = 1/3. Assuming that each toss, after the first, is independent of any previous outcome, if Leroy tosses the coin until he gets a tail, what is the probability he tosses it an odd number of times?

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