Re: [閒聊] 作弊的可能性
我認為彩球不能控制可以確定的,其他流程應該也都不太可能有問題,只是大樂透的頭彩
機率僅1/13983816,要同時5人中實在不容易。
先不管台灣人多會算號碼,以機率來說要買到6992萬張大樂透彩券才會開出5張頭彩,這
樣的投注金額就已經達到近35億,乘上獎金分配率0.57和頭彩獎金率0.56,光當期的頭彩
就"增加"11.16億,當然跟這次的頭彩從11.25億增加到18.2億的6.95億相比有些差距,以
相對的期望值來算,這期的大樂透3個人中會是剛好符合期望值。不過,既然彩球不能控制
那麼平均只要賣出13983816張就會開出頭彩,也就是當頭彩累積到2.23億時就會開出,大
概是在之前11.25億時就已經累計有5人會中頭彩,不過卻沒有人中,這種情況都有可能發
生了,一次五人中應該也不算太誇張。
另外,有人說會不會台彩公司自己安插中獎人到五人之中,以期望值來說當然是很可疑,
但這事關重大,我不認為他們會這麼大膽的動手腳。
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