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关注:1
2013-05-23 12:21
求翻译:做试验时,取样必须是随机的是什么意思?![]() ![]() 做试验时,取样必须是随机的
问题补充: |
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2013-05-23 12:21:38
Experiment, sampling must be random
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2013-05-23 12:23:18
When doing experiments, and the sample must be a random
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2013-05-23 12:24:58
When performs the experiment, the sample must be stochastic
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2013-05-23 12:26:38
When you do the test, sampling must be random
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2013-05-23 12:28:18
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