Using IATA software to analyze multiple choice questions based on classical test theory and item response theory

Abstract

The objective of this article presents and applies IATA sofware used to analyze and evaluate multiple choice questions based on CTT and IRT with characteristic parameters such as the difficulty, the discrimination and correlation coefficients of questions. The article also gives the results of analysis of 40 multiple choice questions of “Marxist Political Economy” for the final test of 106 students at Hoa Lu University in the academic year 2021-2022 and discovers good items and unsatisfactory items to adjust or remove. These results can be used not only to analyze and select multiple choice items, but also to improve the quality of multiple choice test items to build a test suitable for ability of student and for the exam.