Message-ID: <3D50C51F.F5E0AAEB@statistik.uni-dortmund.de>
Date: 2002-08-07T06:58:39Z
From: Uwe Ligges
Subject: help with lagged scatterplot
Antonio wrote:
>
> Dear Winfried,
>
> Thanks!!
>
> Seems to work fine. So if I had correctly understand, if I want to plot NAO
> vs MEI-6 (6 months earlier) I need to write.
>
> plot(mei[1:(length(mei)-6)],nao[-(1:6)])
>
> It's OK?
>
> As I have negative values for both variables I don't understand your note:
>
> >(Negativ indices remove values from vectors or
> >matrices.)
>
> What does it means. My negative values are interfering some way the output?
No. Winfried wrote about the *indices*, not values. He tried to point
you to the "-" in your nao[-(1:6)] , which removes the first 6 values of
nao.
Maybe it's a good idea to read "An Introduction to R".
Uwe Ligges
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