A fair coin is tossed until heads appears four times. (a) Find the probability that it took
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A fair coin is tossed until heads appears four times.
(a) Find the probability that it took exactly 10 flips.
(b) Find the probability that it took at least 10 flips.
(c) Let Y be the number of tails that occur.
Find the pmf of Y.
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a Let X denote the number of coin flips Then X has a ...View the full answer
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