# item characteristic curves

# Mobility dataset (8445 samples)

item characteristic curves from all the Mobility dataset (8445 samples) without fit to a model. x axis: score (summary) y axis: probability

item characteristic curves from all the dataset (8445 samples) based on ltm model.

# Random Sample of Mobility dataset (600 samples)

item characteristic curves from a random sample of Mobility dataset (600 samples) without fit to a model. x axis: score (summary) y axis: probability

item characteristic curves from a random sample of Mobility dataset (600 samples) based on ltm model.