cumulative_traceline_pts {regDIF} | R Documentation |
Ordinal tracelines.
Description
Ordinal tracelines.
Usage
cumulative_traceline_pts(
p_item,
theta,
pred_data,
samp_size,
num_responses_item,
num_quad
)
Arguments
p_item |
Vector of item parameters. |
theta |
Vector of theta values. |
pred_data |
Matrix or dataframe of DIF and/or impact predictors. |
samp_size |
Sample size in dataset. |
num_responses_item |
Number of responses for item. |
num_quad |
Number of quadrature points used for approximating the latent variable. |
Value
a "matrix"
of probability values for categorical (cumulative) item likelihood
[Package regDIF version 1.1.1 Index]