I'd like to run diagnostic plots in GLIMMIX for models using a negative binomial distribution. I hear from R forums that I need to plot the residuals against negative binomial quantiles, rather than the default standard normal quantiles. Any idea of how I would go about asking SAS to do this?
ANOVA, or Analysis Of Variance, is used to compare the averages or means of two or more populations to better understand how they differ. Watch this tutorial for more.