推 Bolvalf:第二題用0.5*0.8*0.8+0.5*0.2*0.8*2-0.5*0.2*0.2=0.46 03/27 18:03
→ Bolvalf:[A發生B,C不發生+B發生A,C不發生+C發生A,B不發生]-都發生 03/27 18:04
→ heyhey1025:謝謝~~第一題 想了很久 拜託 給我一點提示 03/27 18:14
１.一副完整的撲克牌，隨機抽出１３張，是計算
同時擁有任一同花色的Ａ和Ｋ的機率？A=0.2198
２.Suppose that A,B,and C are three independent events such that P(A)=0.5,
P(B), and P(C)=0.2 . What is the probability that exactly one of these
three events will occur? A=0.46
機率問題 請幫我ㄧ下 跪求 拜託
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