How to transform data to ranks?
Hello,
i want to compare the degree of defoliation of different station. so i sampled three trees per station and for each tree i sampled at the bottom, at the middle and at the top of the crown. i wanted to used a two-way ANOVA to see whether there is a difference between station and between the level in the tree. but my problem is that the variances are highly unequal.
so i was wondering how i co...