On Fri, 17 Oct 2003 16:36:47 +0200
Luca De Benedictis <debene at unimc.it> wrote:
> Dear all,
> I am trying to compute a matrix of Pearson's `r' or Spearman's
`rho'
> rank correlation coefficients using rcorr (Hmisc) the following way:
>
> > mx<-rcorr(x, type="spearman")[1]
Instead of [1] use $r. Or use the new cor() function builtin to R 1.8.
Frank
>
> but then ...
>
> > is.matrix(mx)
> [1] FALSE
>
> Even if I use as.matrix the result is not better.
> What can I do?
>
> Thank you all
>
> Luca
>
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---
Frank E Harrell Jr Professor and Chair School of Medicine
Department of Biostatistics Vanderbilt University