Please can someone explain to me how to use randomLCA in R for an analysis. I tried using it and had this error (copied below) which indicated my patterns must consist of 0 or 1. I assume I am doing something wrong. Please help.
> library(lattice) > library(boot) Attaching package: boot The following object(s) are masked from package:lattice: melanoma > library(utils) > library(randomLCA) > #random parameter latent class model > trt.lca1random <- randomLCA(trt[,1:5],initmodel=0,nclass=1,random=TRUE,quadpoints=41,probit=TRUE) Error in randomLCA(trt[, 1:5], initmodel = 0, nclass = 1, random = TRUE, : patterns must consist of either 0 or 1 > trt.lca2random <- randomLCA(trt[,1:5],initmodel=0,nclass=2,random=TRUE,quadpoints=41,probit=TRUE) Error in randomLCA(trt[, 1:5], initmodel = 0, nclass = 2, random = TRUE, : patterns must consist of either 0 or 1 Thanks, Bismark [[alternative HTML version deleted]]
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