Prepare data for Thurstonian IRT models fitted with Stan
make_stan_data(data)An object of class data.frame containing data of all
variables used in the model.
A list of data ready to be passed to Stan.
#' @examples # simulate some data sim_data <- sim_TIRT_data( npersons = 100, ntraits = 3, nblocks_per_trait = 4, gamma = 0, lambda = c(runif(6, 0.5, 1), runif(6, -1, -0.5)), Phi = diag(3) )
# create data ready for use in Stan stan_data <- make_stan_data(sim_data) str(stan_data)