Why is the probability of winning 頭獎 is lower than 二獎 when both are choosing 6 numbers out of 49?
http://zh-yue.wikipedia.org/wiki/%E5%85%AD%E5%90%88%E5%BD%A9
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收錄日期: 2021-04-18 00:00:38
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20140913000051KK00188