Using Mixed-Measurement Item Response Theory With Covariates (MM-IRT-C) to Ascertain Observed and Unobserved Measurement Equivalence Please enter your name and email address in order to download the PDF Name * First Name Last Name Email * Thank you for your interestHere is the PDF you requested: 2011, * AllScienceSitesOctober 3, 2020Item response theory Facebook0 Twitter 0 Likes