Are you basically asking for all possible permutations of the table? If so see ?permn in the combinat package.
John Kane Kingston ON Canada > -----Original Message----- > From: bogaso.christo...@gmail.com > Sent: Sat, 01 Dec 2012 18:10:15 +0545 > To: r-help@r-project.org > Subject: [R] Getting all possible contingency tables > > Hello all, > > Let say I have 2-way contingency table: > > Tab <- matrix(c(8, 10, 12, 6), nr = 2) > > and the Chi-squared test could not reject the independence: > > > chisq.test(Tab) > > Pearson's Chi-squared test with Yates' continuity correction > > data: Tab > X-squared = 1.0125, df = 1, p-value = 0.3143 > > > However I want to get all possible contingency tables under this > independence scenario (one of them would obviously be the given table > as, we could not reject the independence), and for each such table I > want to calculate the Ch-sq statistic. > > Can somebody help me how to generate all such tables? > > Thanks and regards, > > ______________________________________________ > 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. ____________________________________________________________ FREE ONLINE PHOTOSHARING - Share your photos online with your friends and family! Visit http://www.inbox.com/photosharing to find out more! ______________________________________________ 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.
