why do we use a quadrate in a t-test? what quadrates should a random factor be what variables are used to perform a t-test with subsamples why do i have to do a t test on a forest with a fallow does r take into account subsamples what is afo4 and afa4 do you compare the forest and fallow how to determine the variability of the quadrates of a fallow forest does an afo take into account the quadrates of a fallow? what variables can the afo subtest take into account why do you use the forest in a t test do you take the quadrates into account for a t test afore afo how to do the t-test on different sites what is the quadrate for forest and fallow what factors should be taken into account for t test which r statistic does a paired t-test take into account? why do I need t test with afo which variable does t t take into account in r how to compare forest and fallow