對，所謂條件概率中的條件，就是指新的信息，有了新的信息概率才會提高。主持人瞎選，顯然無新的信息。

來源: QualityWithoutName 於 2024-02-21 05:37:20 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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