How to do non-parametric Anova for comparing two lm models?

[LosemindL]

I am trying to compare two lm models, one including a categorical variable
and the other excluding the variable...

The residuals of both lm fits are highly non-Gaussian.

Could you please give me some pointers?

Thank you!

        [[alternative HTML version deleted]]

______________________________________________
[hidden email] mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.