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Techniques for analyzing the relationship between one (or more) "dependent" variables and "independent" variables.

0 votes
1 answer
192 views

About robust regression

I'm working on a robust regression analysis with SAS. I'm running a full model first.(using PROC ROBUSTREG). Then I'm excluding the variable with maximum Pr>ChiSq value. …
halil's user avatar
  • 295
29 votes
2 answers
5k views

In what order should you do linear regression diagnostics?

In linear regression analysis, we analyze outliers, investigate multicollinearity, test heteroscedasticty. The question is: Is there any order to apply these? …
halil's user avatar
  • 295