search for: sum_enemies

...a post-hoc multiple comparison, I have to do separate aovs for each dependent variable, then call the TukeyHSD function. I have used the TukeyHSD with success in the past, but now when I try it, the only output I get says "height." I want to find out whether the dependent variable, "sum_enemies", is different across plant species "early_plant", and which plant species are significantly different from ea other. Below is the code i used to call the TukeyHSD: early_anova=aov(formula=early_data$sum_enemies~early_plant, data=early_data) early_tukey=TukeyHSD(early_anova,&quo...