Unfortunately, I have the same error message.
lapply(rowsplit, function(x)mean(x[,sapply(x, is.numeric)])) works but not
with median.
Strange, isn't it?

Any other idea?

Thanks in advance,
Ptit Bleu.


Henrique Dallazuanna wrote:
> 
> Try this:
> 
> lapply(l, function(x)median(x[,sapply(x, is.numeric)]))
> 
> 
> -- 
> Henrique Dallazuanna
> Curitiba-Paraná-Brasil
> 25° 25' 40" S 49° 16' 22" O
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