[R] interpretation of lm

[Prof Brian D Ripley]

On Fri, 25 Jan 2002, [iso-8859-1] dechao wang wrote:

> Hello,
>
> I have not receive the response for this. Sorry for
> putting many questions together. I am newer using R.
> Some questions may not be good, however, answer to any
> question will be very appreciated.

You said

`I was told to analyse the effects of the four factors ...'

This makes some of us suspect that either this is a homework question or
that you were asked to do this by an employer.  If you want help, please
identify yourself and make clear the purpose of your enquiry, and then your
readers can better judge if they want to offer statistical consultancy for
free.

> By the way can you tell me is it possible to do
> polynomail regression and response Surface Regression?

It is possible, in R.

[...]

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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