楼主: WEICHEN360
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回归分析结果不显著怎么办? |
高中生 15%
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回帖推荐eugeniayao 发表于2楼 查看完整内容 1. Before fitting a regression model, please explore the data, to look for trends and outliers.
2. Test for multicollinearity in the variables.
3. Test for interaction terms.
4. Perhaps in nonlinear function, polynomial funcions or discrete version some variables migh become significant, so you might use smoothing techniques to look for it.
5. Removing outliers and refit the regression model.
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