[R] extracting columns from a ts series
ligges at statistik.uni-dortmund.de
Tue Sep 25 21:14:54 CEST 2001
On Tue, 25 Sep 2001, Antonio wrote:
> >For Dec columns use
> > window(upwell, start=c(1984, 12), frequency=1)
> This works OK
> But the other formula not. Maybe is my fault, I was not clear. What I need is:
Hmm. So the following line should do the trick. I replaced sum() by
mean() --- easy, isn't it?
mean(window(upwell, start=c(1984, 12), end=c(1985,3)))
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