Sasha Pustota <[EMAIL PROTECTED]> wrote:
> Berton Gunter <[EMAIL PROTECTED]> wrote:
> > plot(myscores[,1:2],pch=c('s','c','v')[groups])
>
> Thanks, this works. How to understand the result of
> the expression
>
> > c(1,2,'3)[groups]
> [1] 3 3 3 3 3 1 1 1 1 1 2 2 2 2 2
>
> where
>
> > groups <- factor(c(rep("X",5), rep("Y",5), rep("Z",5)))
bzz... this should be
> groups <- factor(c(rep("Z",5),rep("X",5),rep("Y",5)))
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