Also check out bplot() function in the library fields.
> -Original Message-
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] Behalf Of Chuck Cleland
> Sent: 30 March 2004 20:07
> To: Carlos J. Gil Bellosta
> Cc: [EMAIL PROTECTED]
> Subject: Re: [R] BoxPlots, 1 Way ANOVA and Non-Statisticians.
>
>
> Carlos:
>You could just give the same values for the ylim argument in each
> boxplot
>
> par(mfrow=c(1,2), las=1)
> boxplot(rnorm(10), rnorm(10), rnorm(10), ylim=c(-3,3))
> boxplot(rnorm(10, 0.5, 1), rnorm(10, -.5, 1), rnorm(10), ylim=c(-3,3))
>
> Carlos J. Gil Bellosta wrote:
> > I am working in a project and I have a number of observations belonging
> > to several classes. Using a 1 Way ANOVA, I have rejected the
> equality of
> > means hypothesis with a very small p-value. However, the people I have
> > to present my results to are not statisticians and they are not very
> > likely to be much impressed by a 1.32434e-12 like number/thing.
> >
> > Therefore I have decided to make to boxplots, one for the actual data
> > and the second one for simulated data where the equality of the means
> > holds so that the difference in the distributions can be visually
> > appreciated.
> >
> > The problem is that, for the simulated values, being more regular, the
> > range of variation is smaller and, therefore, the heigth of the window
> > where their boxplot is drawn is also smaller. As a result, the
> scales of
> > the two boxplots are not the same and part of the appeal of the visual
> > approach is lost in the way.
> >
> > My question is, is there a way to make two different boxplots within a
> > "common window"? (Or rather, a common size window or, more concretely,
> > so that it spans over the same range on the vertical axis).
>
> --
> Chuck Cleland, Ph.D.
> NDRI, Inc.
> 71 West 23rd Street, 8th floor
> New York, NY 10010
> tel: (212) 845-4495 (Tu, Th)
> tel: (732) 452-1424 (M, W, F)
> fax: (917) 438-0894
>
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