[R] Statistical power of correlations.

[peter dalgaard]

On May 7, 2012, at 07:44 , Collin Lynch wrote:

> My apologies for the statistical naivete of my question but...
> 
> Is there an established method or calulating the statistical power of a
> correlation test?  And if so is there a method in R for it?

There's a pwr.r.test in the "pwr" package. This is based on the Z transform, which makes quite good sense to me. 

> 
> 	Thank you,
> 	Collin Lynch.
> 
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-- 
Peter Dalgaard, Professor,
Center for Statistics, Copenhagen Business School
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