## ---- include = FALSE--------------------------------------------------------- knitr::opts_chunk$set( eval = T, collapse = TRUE, out.width = "50%", fig.width = 7, comment = "#>" ) ## ----setup-------------------------------------------------------------------- library(GRShiny) ## ----------------------------------------------------------------------------- item_pars <- genIRTpar(nitem = 10, ncat = 3, nfac = 1) ## ----------------------------------------------------------------------------- true_theta <- genTheta(nsample = 500, nfac = 1) ## ----------------------------------------------------------------------------- grm_dt <- genData(eta = true_theta, ipar = item_pars) ## ----------------------------------------------------------------------------- lav_syn <- genLavSyn(dat = grm_dt, nfac = 1) ## ----------------------------------------------------------------------------- grm.fit <- runGRM(dat = grm_dt, lav.syntax = lav_syn, estimator = "WL") ## ----------------------------------------------------------------------------- extract_est(grm.fit) ## ----------------------------------------------------------------------------- ICCplot(grm.fit, 1) ESplot(grm.fit , 1) infoPlot(grm.fit, 1) FSplot(grm.fit) ## ----eval = F----------------------------------------------------------------- # startGRshiny()