Dear Arun, Barradas and Peter,thankyou so very much for your favour. i was
actually more interested in using "Leaps" command. anyway, your replies have
helped me to a great deal.
Dear Bert Gunter:
i know i m not an expert of R, like you. I have been using this forum for the
last so many days now. reply like yours, simply wont help. anyway, thanks for
your advice.
eliza
> Date: Fri, 26 Oct 2012 16:36:27 -0700
> From: ehl...@ucalgary.ca
> To: eliza_bo...@hotmail.com
> CC: r-help@r-project.org
> Subject: Re: [R] regression analysis in R
>
> On 2012-10-26 13:00, eliza botto wrote:
> >
> > Dear useRs,
> > i have vectors of about 27 descriptors, each having 703 elements. what i
> > want to do is the following 1. i want to do regression analysis of these 27
> > vectors individually, against a dependent vector, say B, having same number
> > of elements.2. i would like to know best 10 regression results, if i do
> > regression analysis of dependent vector against the random combination of
> > any 4 descriptors. more precisely, in the first step we did regression of
> > dependent vector against individual vector of each descriptor, but now we
> > want R to randomly combine descriptors in a set of 4 and does regression
> > analysis with B to see what are top 10 combination of descriptors giving
> > good regression results with B? i hope i am clear. i know 2nd part is more
> > tricky, but i will be extremely happy if you can answer any one of the
> > above questions.
> > thanks in advanceeliza
> >
>
> I hope that you're doing _exploratory_ data analysis.
> Have a look at the 'leaps' package. It might be suitable.
>
> Peter Ehlers
>
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