Re: [R] post hoc analysis after anova

2005-09-02 Thread Dieter Menne
Mahdi Osman m_osm at gmx.net writes: I fit a linear model lm and then did anova. My idea is to run multiple pairwise comparision for several factor Package multcomp helps you here, and also protects you against overdoing it. Dieter __

[R] post hoc analysis after anova

2005-09-01 Thread Mahdi Osman
Dear list, This is a simple question but I spent an hour on it without success. So I sorry to bother you. I fit a linear model lm and then did anova. My idea is to run multiple pairwise comparision for several factor variables (f1, f2, f3, f4 each with its own levels, say 0, 1, 3 etc )at