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Hi, my name is Gastón. I just read a question, made by Walter Durka, about a nonparametric discriminant analysis. It wasn´t any answer, and I was wondering if at this moment there is one. I have the same problem as W. Durka. I´m trying to classify and to cross-validate samples of three tunicates species based on morphometric data and to identify the variables that...

...ase choose appropriate contrast" How do I build these contrasts? Ideally, I would like to have the posthoc test for the ANCOVA including a block-effect a2<-aov(seeds~treatment*length+Error(site)) How do I make a posthoc test here? Thanks for any comments Walter -- ***** Dr. Walter Durka Department Bioz?noseforschung Department of community ecology Helmholtz-Zentrum f?r Umweltforschung GmbH - UFZ Helmholtz Centre for Environmental Research - UFZ Theodor-Lieser-Str. 4 / 06120 Halle / Germany walter.durka at ufz.de / http://www.ufz.de/index.php?en=798 phone +49 345 558 5314 / Fax +...