[R] GAM Assumption Tests

[Collin Lynch]

Hi Mike, I recently had this issue and didn't find any package that
implemented these tests directly for the gam object.  I found it simplest
just to pull the residuals from it and run tests like shapiro.test
directly.

	Best,
	Collin.

On Thu, 5 Dec 2013, Mike.lang wrote:

> Dear all,
>
> currently I set up a GAM for my dataset (~32k records). I assume a normal
> distribution, constant variance and no correlation effects.
>
> With gam.check() it is possible to check those assumptions graphically. But
> is there also any option to do quantitative tests like the Wald-Test,
> shapiro-wilk test or VIF?
>
>
> Looking forward to your responses!
>
> Best
> Mike
>
>
>
> --
> View this message in context: http://r.789695.n4.nabble.com/GAM-Assumption-Tests-tp4681670.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
> R-help at r-project.org 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.
>