Displaying 1 result from an estimated 1 matches for "tp1593039p1593082".
2010 Mar 15
1
Multiple comparisons for a two-factor ANCOVA
I'm trying to do an ANCOVA with two factors (clipping treatment with two
levels, and plot with 4 levels) and a covariate (stem diameter). The
response variable is fruit number. The minimal adequate model looks like
this:
model3<-lm(fruit~clip + plot + st.dia + clip:plot)
I'd like to get some multiple comparisons like the ones from TukeyHSD, but
TukeyHSD doesn't work with the