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2006 Jul 25
1
HELP with NLME
...appreciated.I apologize for the clumsiness of the R code. Many thanks in advance. Sincerely, Loki ################################################################# SAS Code: proc nlmixed data=repdat parms b0 -3 b1 -.135 a0 3 a1 4 sigsq 0.25; if vs.flag = 1 then do; eta1 = b0 + b1*lnbldT; llbin = anybc.cens.ind*eta1 - log(1+exp(eta1)); eta2 = a0 + a1*lnndsTs; llnorm = -1/(2*sigsq)*(lnbldT - eta2)**2 - .5*log(sigsq); ll = llbin + llnorm; end; else do; eta2 = a0 + a1*lnndsTs; eta1 = b0 + b1*eta2 + u; llbin = anybc.cens.ind*eta1 - log(1+exp(eta1)); ll = llbin...