Displaying 1 result from an estimated 1 matches for "compslopes".
Did you mean:
compiloes
2010 Oct 30
1
summary.lm for post-hoc tests
Let's say I've run Anova(lm(y~a*b)) and found the a:b interaction to be
significant. Now I'm interested in which specific level combinations of
a and b significantly differ from the control group. Can I use the
t-tests from summary(lm(y~a*b)) to answer that question?
I saw no mention of multiple comparison in the documentation for
summary.lm, so am I right in assuming I need to