Hello, If you obtain negative values in the results of your hierarchical partioning it means that the join contribution of your variables explain more of the variation than the sum of the individual effects of your variables. You can find some more information in the original paper: Chevan & Sutherland 1991 - Hierarchical partioning - The American Statistician 45(2):90-96
François Michonneau ______________________________________________ [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
