[R] Stichprobe bilden

Thomas Lumley tlumley at u.washington.edu
Thu Apr 29 23:51:46 CEST 2004

On Thu, 29 Apr 2004, Thomas Petzoldt wrote:
> If you want to make a subsample, you can select cases (rows) using
> sub(), see ?sub for details, e.g. somethink like:

I think you mean subset().  sub() is a regular expression substitution


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