Detection of students’ ability levels is one of the
common aims in educational studies. Cognitive Diagnosis Modeling approach has
been used recently for the purpose of ability level detection by defined
Q-matrices. To evaluate students’ strengths and weaknesses, determine their
mastery skills, and design instructions and interventions in learning
process, Cognitive Diagnosis Modeling approach can be helpful. Cognitive
Diagnosis Modeling is an alternative approach to Item Response Theory, and
provides more information using multiple fine-grained skills in problem
solving process rather than order students on a latent proficiency continuum
This paper aims to use Cognitive Diagnosis Modeling (CDM) in order to
investigate the definition of a Q-matrix across the cognitive skills of
different years and countries in Trends in International Mathematics and
Science Study (TIMSS). There is a subjective way in defining Q-matrices, an
intuitive definition of Q-matrices, for this purpose, an application of
building Q-matrices under specific Cognitive Diagnosis Models, from a set of
expert proposed attributes is examined. The proposed attributes are used to
build Q-matrices for TIMSS mathematics questions across its cycles, and
across different nations.
Primary Language | English |
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Journal Section | Research Article |
Authors | |
Publication Date | June 30, 2019 |
Published in Issue | Year 2019 Volume: 3 Issue: 1 |