Re: [R] aggregate and median

2008-12-12 Thread jim holtman
aggregate(x, list(x$y, x$a), FUN=median, na.rm=TRUE) On Fri, Dec 12, 2008 at 2:13 PM, 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.

[R] aggregate and median

2008-12-12 Thread t . raff
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 __