[R] aggregate and median

[jim holtman]

aggregate(x, list(x$y, x$a), FUN=median, na.rm=TRUE)

On Fri, Dec 12, 2008 at 2:13 PM,  <t.raff at med2.uni-kiel.de> wrote:
> Hello R-experts,
>
> I have a simple question: how do I aggregate data using the median
> function with na.rm = TRUE, i.e.
>
> aggregate(x, list(x$y, x$z), FUN = '????')
>
> I have tried 'median(x, na.rm = TRUE)' but that doesn't help.
>
> Any suggestions are very much appreciated,
>
>
> Thorsten
>
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>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem that you are trying to solve?