Hi, I am using Proc MCMC procedure to analyze multilevel growth model. How can I model different level-1 error structures like first order autoregressive model (AR(1)) or ARMA(1) etc. Is it possible to model these different error structure using Proc MCMC? I know that I can model different error structure by using different procedure like Proc Mixed but I need to know how I can do it in Proc MCMC procedure. If anyone know about the information even it is possible or not, please let me know. Thanks.
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