ben at zoo.ufl.edu
Wed Sep 13 14:07:59 CEST 2000
I suspect that apply(x,2,mean,rm.na=TRUE) will do what you want.
("na.rm" is an optional argument to mean -- see ?mean. sd() has a similar
On Wed, 13 Sep 2000, Pesl Thomas wrote:
> Dear R-Friends,
> i encountered the following problem:
> i wanted to apply(x,2,mean), where x is an array (3720 x 90), every single
> column has a certain number of NAs, so the output of apply is a vector of
> Is there a possibility (other than reducing every single column with
> na.omit()) to deal with this.
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