SOLUTION: A fair coin is flipped four times. What is the probability that tails occurs exactly 3 times if it is known that tails occurs at least three times?
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Question 1125790: A fair coin is flipped four times. What is the probability that tails occurs exactly 3 times if it is known that tails occurs at least three times?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A fair coin is flipped four times. What is the probability that tails occurs exactly 3 times if it is known that tails occurs at least three times?
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3 of the flips are known to be tails, so only 1 is in doubt.
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