[R] Contrast

[Warnes, Gregory R]

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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