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23. 甲、乙各丟一次公正骰子比大小。若甲、乙的點數相同時,算兩人平手;若甲的點數大於乙時,算甲獲勝;若乙的點數大於甲時,算乙獲勝。令甲獲勝的機率是 p、乙獲勝的機率是 q、兩人平手的機率是 r,比較
問題詳情
23. 甲、乙各丟一次公正骰子比大小。若甲、乙的點數相同時,算兩人平手;若甲的點數大於乙時,算甲獲勝;若乙的點數大於甲時,算乙獲勝。令甲獲勝的機率是 p、乙獲勝的機率是 q、兩人平手的機率是 r,比較 p、q、r 的大小?
(A) p=q>r
(B) p=q=r
(C) p=q<r
(D) p>q>r
參考答案
答案:A
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甲乙丟骰子的組合共36種(甲1乙1/甲1★2...
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