Probability Basicshard
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A bag contains 2 gold coins and 8 silver coins. You draw coins one at a time without replacement until you have drawn both gold coins. What is the probability that the second gold coin is drawn on exactly the 4th draw?
A bag contains 2 gold coins and 8 silver coins. You draw coins one at a time without replacement until you have drawn both gold coins. What is the probability that the second gold coin is drawn on exactly the 4th draw?