Perhaps
?vcov
is what you are looking for.
-- Bert
On Thu, Aug 8, 2013 at 10:37 AM, iza.ch1 <iza....@op.pl> wrote:
> Hi
>
> Can someone give me a hint on how to create a matrix with standard errors
> from lm model? I have already managed to get the matrix with coefficients:
>
> coef<-as.data.frame(sapply(seq_len(ncol(es.w)),function( i) {x1<-
> summary(lm(es.w[,i]~es.median[,i]));x1$coef[,1]}))
>
> but I can't get the one like this for standard errors. I do regression for
> each column.
>
>
> Thanks a lot :)
>
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--
Bert Gunter
Genentech Nonclinical Biostatistics
Internal Contact Info:
Phone: 467-7374
Website:
http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm
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