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jianguse

jianguse

V2EX member #217160, joined on 2017-02-24 17:56:47 +08:00
jianguse's recent replies
如果前一千次抛硬币的方式基本一致,然后第 1001 次也基本保持一致,那正面的概率趋于 0.6,一千次已经满大了。
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