b***k
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figo1982 (love) 于 (Sat Jun 6 09:57:48 2009, 美东) 提到:
A has $100 and B has $300, toss a fair coin. If head, A give B $1; if tail,
B give A $1. what's the prob that A loss the game?
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figo1982 (love) 于 (Sat Jun 6 11:35:29 2009, 美东) 提到:
lose the game means have $0. Anyone knows how to solve it?
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congeal (拉呒拉) 于 (Sat Jun 6 12:03:42 2009, 美东) 提到:
P A lose = 0.75 = 300/ |
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