The fixed effects ... the random effects assumptions, so you need to calculate only the estimate of . In the balanced data case, the estimation method for the variance components is the fitting ...
Just as PROC GLM is the flagship procedure for fixed-effect linear models, the MIXED procedure is the flagship procedure for random- and mixed-effect linear models. PROC MIXED fits a variety of mixed ...
https://doi.org/10.15609/annaeconstat2009.134.0109 • https://www.jstor.org/stable/10.15609/annaeconstat2009.134.0109 This paper develops a random effects model for ...