test
is an S4 class for representing data cache for running simulations.
Despite the name, this class does not represent a test and is not related to a test. That is, test length is not stored in this class.
This class is only kept for backwards compatibility.
The functionality of this class is superseded by simulation_data_cache
.
pool
the item_pool
object.
theta
the theta grid to use as quadrature points.
prob
the list containing item response probabilities.
info
the matrix containing item information values.
true_theta
(optional) the true theta values.
data
(optional) the matrix containing item responses.