clcm_2stage | R Documentation |
Treat item parameters as fixed to fit a longitudinal CLCM. The model can have any number of timepoints. The only limitation is the estimation of the posteriors - item parameters are fixed. The CLCM R package requires that count items start at 0
clcm_2stage(dat, clcm.mod, lprior.t1)
dat |
dataframe containing the new item responses you want to fit the model to. |
clcm.mod |
a CLCM model that you already fit (Stage 1). This will have the item parameter estimates, item names, item type, and Q-matrix. |
lprior |
this is the log-prior for timepoint 2. N by L matrix. |
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