E = 1/2 + 1/2(1 + W(000)) = 8.加上13, 14, 共10次。小於14次。
如從13算起,已知00,因15次可能是0,1,則
所有跟帖:
• Prob. tree can tell you everything. -jinjing- ♀ (0 bytes) () 09/20/2011 postreply 10:18:20
E = 1/2 + 1/2(1 + W(000)) = 8.加上13, 14, 共10次。小於14次。
• Prob. tree can tell you everything. -jinjing- ♀ (0 bytes) () 09/20/2011 postreply 10:18:20
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