Hello, I am working on my dissertation. I have issues with, normality, linearity, heteroscedasticity, sparse data, and clustered data. I noted that a GEE model in proc genmod can account for many of these issues. The problem is that I have not had matrix algebra or calculus so many of books and journals are beyond my current competency. Does anyone know of a "For Dummies" resource for proc genmod and GEE? Sincerely, David
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