这组数字中,8的出现概率.0,1,2,3,4,5,6,7,8,9,共十个数.每次出现5个.帮忙算一下8出现的概率是多少.(最好能说一下怎么算的.简洁地说一下公式.)是说有0.5么?
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![这组数字中,8的出现概率.0,1,2,3,4,5,6,7,8,9,共十个数.每次出现5个.帮忙算一下8出现的概率是多少.(最好能说一下怎么算的.简洁地说一下公式.)是说有0.5么?](/uploads/image/z/1261475-35-5.jpg?t=%E8%BF%99%E7%BB%84%E6%95%B0%E5%AD%97%E4%B8%AD%2C8%E7%9A%84%E5%87%BA%E7%8E%B0%E6%A6%82%E7%8E%87.0%2C1%2C2%2C3%2C4%2C5%2C6%2C7%2C8%2C9%2C%E5%85%B1%E5%8D%81%E4%B8%AA%E6%95%B0.%E6%AF%8F%E6%AC%A1%E5%87%BA%E7%8E%B05%E4%B8%AA.%E5%B8%AE%E5%BF%99%E7%AE%97%E4%B8%80%E4%B8%8B8%E5%87%BA%E7%8E%B0%E7%9A%84%E6%A6%82%E7%8E%87%E6%98%AF%E5%A4%9A%E5%B0%91.%28%E6%9C%80%E5%A5%BD%E8%83%BD%E8%AF%B4%E4%B8%80%E4%B8%8B%E6%80%8E%E4%B9%88%E7%AE%97%E7%9A%84.%E7%AE%80%E6%B4%81%E5%9C%B0%E8%AF%B4%E4%B8%80%E4%B8%8B%E5%85%AC%E5%BC%8F.%29%E6%98%AF%E8%AF%B4%E6%9C%890.5%E4%B9%88%3F)
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