On 6/15/2009 5:42 PM, Oscar Bayona wrote:
> Hi I have a simple question. I want to run a "n times" a simple linear
> regession and save beta in a matrix but I´m not able.
>
> Imagine:
>
> Data.txt is a 10*5 file and want to run 4 different stimations always
> regressing first column on the rest.
>
> So I try this:
>
> First I run Data on memory
>
> This is my function
>
> mrp <- function(){
> mr<-matrix(0,4,1)
> for(i in 1:4)
> r(i)=lm(dat(,i+1)~dat(,1)
> mr[i] <- coefficients(r(i)))
> }
>
> I execute mrp usin source file choose option but nothing happens....
>
> Where I´m wrong?
It's hard to tell exactly what you want, but does this help?
mr <- lm(as.matrix(cbind(dat[,2:ncol(dat)])) ~ dat[,1])
summary(mr)
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>
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