why do we use mixed models how many subplots in a treatment plot what's the difference between a mixed model and a random model? how many plots in a two level NOVA how does r rank subscales of treatment what are some of the mixed effects of this model is subplot a normal rate of treatment for r what is a mixed effect model in r how is richness measured in an experiment which model is used to predict the effects of two levels of treatment on plot richness? what is the difference between a mixed effect model and a mixed effect model what is the difference between a two-level experiment and a mixed model? if a plot receives two treatments what level of treatment is the other how does a two level mixed model compare with treatment one what is a mixed effect model what level of treatment is each plot what is the effect of the two levels of treatment in each subplot can i use a mixed-effects model to compare subplot richness? which of the following is an example of a mixed effects study in r? which model does treatment 1 include