On Thu, 19 Aug 2004, Hem Nalini Morzaria-Luna wrote: > Hi, > I am running a ANOVA on a factorial design, and using TukeyHSD > for post hoc comparisons. I have 2 factors with three levels each: > Factor B > Factor A 1 2 3 > 1 > 2 > 3 > > > When I look at the Tukey output (on the interaction of the factors) the > comparisons come out numbered 1-36.
Rather, they come out as unlabelled and this is a print of a matrix without rownames. > e.g. > $"A:B" > diff lwr upr > [1,] 49.1666667 -160.041022 258.3744 > [2,] 50.0000000 -159.207689 259.2077 > .... > > [35,] 84.3333333 -124.874355 293.5410 > [36,] 57.6666667 -151.541022 266.8744 > > Does anyone know how the function numbers the comparisons It doesn't. However, this is standard R order, that is down columns (1:1, 2:1, 3:1 etc). > or an easy way of figuring out the order without having to go back and > calculate the means between each pair and then going back to compare > them with the output? It should be easy to add labels for the next release. -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [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
