CHIDIM: a FORTRAN program for assessing the dimensionality of binary item responses based on McDonald's nonlinear factor analytic model.

The writers describe CHIDIM, a Fortran computer program for assessing the dimensionality of binary item responses based on McDonald's nonlinear factor analytic model. It is demonstrated that the program calculates the approximate chi-square statistic, which tests the null hypothesis that the off-di...

Full description

Bibliographic Details

Published in:	Educational & Psychological Measurement Vol. 57; pp. 174 - 179
Main Authors:	De Champlain, Andre F., Tang, K. Linda
Format:	Article
Published:	Sage Publications Inc. February 1997
Subjects:	Chi-squared test Statistical software Computer software
Online Access:	View this record in EBSCOhost