Hi Jeremy,
See the mvrnorm function in the MASS package.
-Ish
On Tue, Feb 8, 2011 at 4:10 AM, Jeremy Miles <jeremy.miles at gmail.com>
wrote:> Hi All,
>
> I was wondering if anyone knew of a function which would generate data
> from a pre-specified correlation matrix (as in the Stata command
> r2corr) or sampled from a population with a specific
> covariance/correlation. ?(I thought I'd check before I wrote something
> inelegant and slow.)
>
> Jeremy
>
> --
> Jeremy Miles
> Psychology Research Methods Wiki: www.researchmethodsinpsychology.com
>
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--
Ista Zahn
Graduate student
University of Rochester
Department of Clinical and Social Psychology
http://yourpsyche.org