文档介绍：THE STRENGTH OF MULTIDIMENSIONAL ITEM RESPONSE
THEORY IN EXPLORING CONSTRUCT SPACE THAT IS
MULTIDIMENSIONAL AND CORRELATED
by
Steven G. Spencer
A dissertation submitted to the faculty of
Brigham Young University
in partial fulfillment of the requirements for the degree of
Doctor of Philosophy
Department of Instructional Psychology and Technology
November 19, 2004
BRIGHAM YOUNG UNIVERSITY
MITTEE APPROVAL
Of a dissertation submitted by
Steven G. Spencer
This dissertation has been read by each member of the following mittee and
by majority vote has been found to be satisfactory.
Date C. Victor Bunderson, Chair
Date Andy Gibbons
Date Richard Sudweeks
Date Stephen Yanchar
Date Joseph Olsen
BRIGHAM YOUNG UNIVERSITY
As chair of the candidate’s mittee, I have read the dissertation of Steven G.
Spencer in its final form and have found that (1) its format, citations, and bibliographical
style are consistent and acceptable and fulfill university and department style
requirements; (2) its illustrative materials including figures, tables, and charts are in
place; and (3) the final manuscript is satisfactory to the mittee and is ready
for submission to the university library.
Date C. Victor Bunderson
Chair, mittee
Accepted for the Department
Andy Gibbons
Department Chair
Accepted for the College
Richard Young
Dean, College of Education
ABSTRACT
THE STRENGTH OF MULTIDIMENSIONAL ITEM RESPONSE
THEORY IN EXPLORING CONSTRUCT SPACE THAT IS
MULTIDIMENSIONAL AND CORRELATED
Steven G. Spencer
Department of Instructional Psychology and Technology
Doctor of Philosophy
This pares the parameter estimates obtained from two item
response theory (IRT) models: the 1-PL IRT model and the MC1-PL IRT model. Several
scenarios were explored in which both unidimensional and multidimensional