On 08/31/05 17:46, Wuming Gong wrote: > Dear list, > > Are there any functions for calculating gamma (and its standard > error), which measures the association of ordinal factors in I x J > contingency table. I did a RSiteSearch but did not find any clues...
You have to look for Goodman-Kruskal gamma. It is a bit obscure. It is rcorr.cens in the Hmisc package. The significance test is the same as for Kendall's tau, according to some books. I don't know about standard error. Jon -- Jonathan Baron, Professor of Psychology, University of Pennsylvania Home page: http://www.sas.upenn.edu/~baron ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
