ligges at statistik.uni-dortmund.de
Wed May 7 17:38:20 CEST 2003
De Amicis Fabrizio (G.I.T.) wrote:
> Thanks to all for the previus answer. I want to be more detailed:
> I have a dataset called gm20011231 with 1304 observations (or records).
> I want to create a subset with the followin command
> the levels of "V4" is 1304 and the and the length(j2) is 10.
> Do you know how to obtain a j2 with level 10?
> Thank you
I don't know why you are going to do that, but you can change the levels
with level(), see ?level for details.
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