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A Coin Game II (Posted on 2012-10-09) Difficulty: 3 of 5
Alex flips a fair coin 20 times. Bert spins a fair coin 20 + n times, with n ≥ 1. Bert wins if he gets more heads than Alex, else Alex wins. Note that Alex wins if there is a tie. What is the probability (in terms of n) that Bert wins?

No Solution Yet Submitted by K Sengupta    
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  Subject Author Date
SolutionA solution--could it be simplified?Charlie2012-10-09 13:55:39
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