[R] "Explore" SPSS function in R

Ista Zahn istazahn at gmail.com
Thu Oct 4 18:37:36 CEST 2012


Hi Maria,

I suggest starting with the by() function. Here is an example to get
you started:

by(mtcars$mpg,
   INDICES = mtcars[c("cyl", "am")],
   FUN = function(x) {
     list(summary = summary(x),
          mean.CI95 = confint(lm(x ~ 1))),

     })

Best,
Ista

On Thu, Oct 4, 2012 at 10:28 AM, MARIA RODRIGUEZ <mrodriguez5 at imim.es> wrote:
> Hi everyone,
>
> Does anybody knows if there is an equivalent R function  that gives the same
> outcome as in "Explore" function in SPSS ?
> (Analize->Descriptive Statistics->Explore)
>
> It does a categorical vs quantitative variables analysis. ( But not linear
> regression)
>
> I need to compare intragroup (categorical variable with 4 values) means and
> confidence intervals of a quantitative variable.
> Just like "Explore" function does.
>
> Thanks a lot
>
>
>
>
> --
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>
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