Differential test functioning effect curve — eyeprocess_irt_dtf_curve • eyeprocess

Differential test functioning effect curve

Usage

eyeprocess_irt_dtf_curve(reference, focal, theta = seq(-4, 4, length.out = 81))

Arguments

reference: Reference-form or reference-group item parameters.
focal: Focal-form or focal-group item parameters.
theta: Latent-trait value or vector of latent-trait values.