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2008 Nov 20
0
generate random number
...n) treat.rep <- rep(treat, each = p) X <- cbind(1, treat.rep, time.rep, treat.rep * time.rep) # fixed effects design matrix muY <- plogis(c(X %*% betas) + b[id]) # conditional probabilities y <- rbinom(N, 1, muY) # simulate binary responses # put the simulated data in a data.frame simulData <- data.frame( id = id, y = y, treat = treat.rep, time = time.rep ) # fit the model library(glmmML) fit <- glmmML(y ~ treat * time, data = simulData, cluster = id) summary(fit) I hope it helps. Best, Dimitris Odette Gaston wrote: > Hi everybody, > > I am cu...