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作者 askpeople 在 PTT [ Math ] 看板的留言(推文), 共4則
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6F推: Y1+Y2+Y3+Y4+Y5=12,如果說Y1>=7,應該是H(5,5)吧?08/18 16:51
7F推: 啊抱歉 你是用=的去算吼 所以是H(4,5)好像沒錯08/18 16:53
7F→:我看錯答案難怪想老半天= =03/13 13:36
1F推:後面我知道了...謝謝你喔 原來是要使用到條件機率12/26 14:22
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