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- UID
- 223253
- 帖子
- 263
- 主题
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- 注册时间
- 2011-7-11
- 最后登录
- 2016-4-19
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| What do you exactly mean by the risk of sampling from 2 populations? Are you trying to compare the risk of 2 populations? Then the variances of samples from 2 populations need to be used and the F test statistic. |
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发表于 2011-7-11 19:46
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