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楼主: peyzf
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4122
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过度控制 |
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大师 59%
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回帖推荐"为了减少遗漏变量问题,可以添加大量的控制变量" Statistics analysis is not widely guess. It is bonded theory, business and data.
"但同时会带过过度控制问题,这个问题在统计上问题不大,但会损失样本及有限性。" What does this mean?
"对于过度控制,有没有相应的模型评判标准" there are many ways to test overfitting, from a nested model F test or likelihood value based test to specification test. B ...
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