Or ?contrast in the Design library.
-G
> -----Original Message-----
> From: Simon Blomberg [mailto:Simon.Blomberg at anu.edu.au]
> Sent: Tuesday, November 04, 2003 8:32 PM
> To: Igor Roytberg; R-help at stat.math.ethz.ch
> Subject: RE: [R] Contrast
>
>
> see ?fit.contrast in library gregmisc.
>
> Cheers,
>
> Simon.
>
> Simon Blomberg, PhD
> Depression & Anxiety Consumer Research Unit
> Centre for Mental Health Research
> Australian National University
> http://www.anu.edu.au/cmhr/
> Simon.Blomberg at anu.edu.au +61 (2) 6125 3379
>
>
> > -----Original Message-----
> > From: Igor Roytberg [mailto:ir1982 at u.washington.edu]
> > Sent: Wednesday, 5 November 2003 12:04 PM
> > To: R-help at stat.math.ethz.ch
> > Subject: [R] Contrast
> >
> >
> > Could anyone please explain how to set up contrasts between
> > means in R. I want to know if "before I conduct an experiment
> > and believe the mean for 1 and 2 will be different from means
> > 3 and 4, Is this true?" That is what I have to prove or
> > disprove, I thought that contrasts would be the way to go.
> > Thanks for the help.
> >
> > Igor
> > [[alternative HTML version deleted]]
> >
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>
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