回答: 一副52張撲克牌,洗勻之後揭上麵5張, 由 金屬米 於 2010-04-22 19:41:28
同花順:10*4/C(52,5)=0.000015391
四頭:C(13,1)*C(4,4)*C(48,1)/C(52,5)=.000240096
同花:C(13,5)*C(4,1)/C(52,5)-0.000015391=0.001965401
3,2(Fullhouse):)C(4,3)*C(4,2)*P(13,2)/C(52,5)=0.00140576
順:10*4^5=0.003940038-0.000015391=0.003924647,
三:C(13,1)*C(4,3)*C(48,1)*C(44,1)/C(52,5)=.042256903
2對:C(13,2)*C(4,2)*C(4,2)*C(44,1)/C(52,5)=0.047539016
隊:C(4,2)*C(48,1)*C(44,1)*C(40,1)*P(2,2)/C(52,5)=0.390063718
荒:C(52,1)*C(48,1)*C(44,1)*C(40,1)*C(36,1)/P(52,5)-0.000015391-0.001965401-0.003940038=0.501162003
解概率問題
所有跟帖:
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謝謝了!可是看不明白。能不能解釋一下比如FULLHOUSE?
-加油!!!-
♂
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09/23/2010 postreply
22:02:48
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FULLHOUSE
-jinjing-
♀
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09/24/2010 postreply
16:18:59