Can you clarify what you mean? The strength of the correlation is the correlation. One (somewhat) useful definition is Cohen's, who said 0.1 is small, 0.3 is medium and 0.5 is large.
Or do you (as your subject says) want to get the power for a correlation? This is a different thing. Jeremy On 5 March 2011 12:02, Anna Gretschel <ana-...@web.de> wrote: > Dear List, > > does anyone know how I can test the strength of a correlation? > > Cheers, Anna > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Jeremy Miles Psychology Research Methods Wiki: www.researchmethodsinpsychology.com ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
