TRANSFORMATION FROM CLASSICAL TEST THEORY (CTT) TO ITEM RESPONSE

  • INSTRUMENT VALIDATION CROSS RIVER STATE COLLEGE
  • PROFESSOR S. W. BASSEY ROSS RIVER STATE UNIVERSITY
Keywords: instrument, validation, classical test theory, item response theory.

Abstract

The paper deals with the transformation from classical test theory (CTT) to item response
theory (IRT) in research instrument validation. The paper recognizes the contribution of
classical test theory (CTT) in sustaining the validation of psychological instruments.
consequently upon the well – known pitfalls of the CTT and sometimes the misleading
inferences arising from poorly validated and unreliable instrument, the study calls for a
transformation from classical test theory (CTT) to item response theory (IRT) or at best an
integration of both. The various methods of validation of IRT were discussed. It was
recommended that IRT approaches should be vigorously taught to stakeholders and IRT
software packages should be made more accessible to intended users.

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Author Biographies

INSTRUMENT VALIDATION, CROSS RIVER STATE COLLEGE

EFFIONG OJI EKPO, IGIRI CHARLES EGBONYI
CROSS RIVER STATE COLLEGE OF EDUCATION
AKAMKPA
+2348067230952

PROFESSOR S. W. BASSEY, ROSS RIVER STATE UNIVERSITY

ROSS RIVER STATE UNIVERSITY OF TECHNOLOGY
CALABAR

Published
2016-07-31
How to Cite
VALIDATION, I., & BASSEY, P. S. W. (2016). TRANSFORMATION FROM CLASSICAL TEST THEORY (CTT) TO ITEM RESPONSE. IJRDO -JOURNAL OF MATHEMATICS, 2(7), 08-21. https://doi.org/10.53555/m.v2i7.1587