計算一下 法老神抽&暴死勸世 - 手遊
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By Jessica
at 2019-03-31T19:25
at 2019-03-31T19:25
Table of Contents
: 同場加映:保底對機率的影響
: 假設10連抽的10抽是各自獨立,僅最後一張保底四星,那被保底的那一張中五星英靈的機率會是5%。也就是說,保底那張中PU五星的機率會是3.5%。
: 用這個數字去算十連完全抽不到PU五星的機率,再開個10次方根,是99.016%。也就是說,等效來講,十連抽的時候每抽中PU五星的機率提高到0.98%。
: 咦,再把這個機率丟回計算機裡,發現P(X ≧ x) = 0.44738
: 如果都用聖晶石十連抽,每100個人裡,竟然就有44個人可以60抽寶一呢!
從來沒有聽說五星抽十抽會比單抽機率高耶
是我一直以來誤會了嗎
保底上面只有提到十連必有一四星
就我認知是 從者/禮裝
平常 五星(1%/4%) 四星(3%/12%) 三星(40%/40%)
保底 五星(1%/4%) 四星(3%/92%) 三星(0%/0%)
此外 發動保底其實機率很低
發動保底 = 本來全部三星的機率 = 0.8^10 = 0.107 = 10%
也就是說十連抽的好處大概等於每100抽多送你一張四星禮裝
還有抽得比較快這樣
--
如果我情報錯誤請告知 會自刪 感恩
--
: 假設10連抽的10抽是各自獨立,僅最後一張保底四星,那被保底的那一張中五星英靈的機率會是5%。也就是說,保底那張中PU五星的機率會是3.5%。
: 用這個數字去算十連完全抽不到PU五星的機率,再開個10次方根,是99.016%。也就是說,等效來講,十連抽的時候每抽中PU五星的機率提高到0.98%。
: 咦,再把這個機率丟回計算機裡,發現P(X ≧ x) = 0.44738
: 如果都用聖晶石十連抽,每100個人裡,竟然就有44個人可以60抽寶一呢!
從來沒有聽說五星抽十抽會比單抽機率高耶
是我一直以來誤會了嗎
保底上面只有提到十連必有一四星
就我認知是 從者/禮裝
平常 五星(1%/4%) 四星(3%/12%) 三星(40%/40%)
保底 五星(1%/4%) 四星(3%/92%) 三星(0%/0%)
此外 發動保底其實機率很低
發動保底 = 本來全部三星的機率 = 0.8^10 = 0.107 = 10%
也就是說十連抽的好處大概等於每100抽多送你一張四星禮裝
還有抽得比較快這樣
--
如果我情報錯誤請告知 會自刪 感恩
--
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