Flip fair coins, one double-headed coin, and 1 double-tailed coin and observe the first coin tossed. A coin is selected uniformly at random and you see it shows heads. What is the probability that this coin is the double-headed coin?
Flip fair coins, one double-headed coin, and 1 double-tailed coin and observe the first coin tossed. A coin is selected uniformly at random and you see it shows heads. What is the probability that this coin is the double-headed coin?
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