Applications of Item Response Theory: Educational Assessment in Africa

Applications of Item Response Theory: Educational Assessment in Africa

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This book is made up of seven related articles to explain the application of Item Response Theory ( IRT ) to Educational Assessment. Real and authentic data from the Unified Tertiary Matriculation Examination of the Joint Admissions and Matriculation Board of Nigeria were used to demonstrate the principles of IRT. The book is a useful tool for Psychometrician, Tests and Measurement researchers and students, as well as examination industry. It has great value for Tests developers using the IRT modeling software to eliminate effects of unintended differences in test difficulties through test equ...