Shaping input data

shape

Prepare data for modeling

toy_dgirt_in

A minimal example of shaped data

summary print get_item_names get_n get_item_n show

A class for data ready to model

Estimation

dgirt dgmrp

Fit a dynamic group IRT or single-issue MRP model

toy_dgirtfit

A minimal example of a fitted model

dgirt_fit-class

A class for fitted dynamic group IRT models

dgmrp_fit-class

A class for fitted dynamic group MRP models

dgo_fit-class

A class for fitted models

Postestimation

poststratify

Reweight and aggregate estimates

dgirt_plot plot plot_rhats

Plot estimates and diagnostic statistics