[R] testing of randomness of residuals in the lm function in R

[Uwe Ligges]

ashok varma wrote:
> Hello,
> 
> I am fitting a Linear model using R. Now, i want to know how to test whether
> my model is following the homoscadasticity and residuals being
> random assumptions or not while fitting the model.


See ?lm. For accessing residuals, see ?residuals. Or use plot() on a lm 
object to see diagnostic plots.

Uwe Ligges



> thanks a lot in advance,
> 
> Ashok Varma
> 
> 	[[alternative HTML version deleted]]
> 
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