Thread: flipping a coin (similar to the ballot problem)
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Sep17-08, 05:44 PM   #3
 
Quote by SiYuan View Post
There's more possibility to n=3 and n=4 isnt it?


HHH, HHT, HTH, THH?
No. After every flip the total number of heads flipped up to that point must be greater than the number of tails flipped up to that point.