[R] Were to find appropriate functions for a given task in R

Gabor Grothendieck ggrothendieck at gmail.com
Wed Apr 26 17:46:42 CEST 2006

There is a reference sheet here:
a function finder here:
and task views here:

Also use of RSiteSearch and help.search from within R
can be helpful.

On 4/26/06, Albert Sorribas <albert.sorribas at cmb.udl.es> wrote:
> This is a generic request concerning were to look for finding
> appropriate information on a precise procedure in R.
> I'm using R for teaching introductory statistics and my students are
> learning how to deal with it. However, I find it difficult to locate
> some of the procedures. For instance, for basic crosstabulation, it is
> obvious that basic functions as table, ftable, and prop.table can be
> used. But there is a CrossTable function that is very useful. This is
> hidden in gmodels and gregmisc, as far as I've been able to explore the
> packages. However, there is no way (unless I sit down to r-help for
> hours) to be sure if there is some other place in which a very useful
> function is hidden for table manipulation (for instance controlling for
> other variables). This is only an example. But there are many more. Were
> to look for CI for proportions? I can find it but it is not easy.
> I understand R is more appropriate for difficult statistical procedures
> (glm and similar), BUT students need to start somewhere….
> My specific claim is about the need for a sort of guide in which the
> different procedures could be classified (and some redundancies could be
> deleted…..by the way). Is there something similar around? Any project
> working on this? Any clue for?
> If not, I would suggest starting some kind of easy reference based on
> the problem to solve. This could indicate were to look for. Last day I
> find in package vcd that a function exist for testing the
> goodness-of-fit of a sample to binomial and other distributions….but
> this was VERY difficult to locate.
> Any way, as usual, any indication will be very useful (spaecially for my
> students!!!)
> Albert Sorribas
> Professor of Statistics and Operational Research
> Departament de Ciències Mèdiques Bàsiques
> Universitat de Lleida
> Montserrat Roig 2
> 25008-Lleida (Espanya)
> web.udl.es/Biomath/Group
>        [[alternative HTML version deleted]]
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