model diagnostics how is residuals plotted r mixed effect model diagnostics glmmpql model definition what is the best diagnostic for glmmpql what diagnostics are used with glmmpql models what is glmmpql in r how to model mixed effects in r what is the best diagnostic test to apply to glmmpql in r? what is model diagnostics what is the best model diagnostics for mixed effects why random scatter when plotting residual does glmmpql contain residuals why is random scatter hard to detect in r mixed model simulations what diagnostics does glmmpql use for mortality what is the generalised mixed effect model used for r mixed effect glmmpql mixed effects model what residuals cluster around 0 in mixed effect model r why is random scatter a problem in mixed effect pql can i use glmmpql model