[R] Fisher r-to-z transformation

[Bill.Venables@cmis.csiro.au]

>  -----Original Message-----
> From: 	Tim Wilson [mailto:wilson at visi.com] 
> Sent:	Friday, July 26, 2002 2:59 PM
> To:	R-help
> Subject:	[R] Fisher r-to-z transformation
> 
> Hi everyone,
> 
> I want to use the Fisher r-to-z transformation as part of a hypothesis
> test of r. I can't find an R function that can do that. Am I missing
> it?
	[WNV]  z <- atanh(r) 

	or you could use

	R2Z <- function(r) log((1+r)/(1-r))
	z <- R2Z(r)


	Bill Venables



> -Tim
> 
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