Numerical Differentiation Methods for Computing Error Covariance Matrices in Item Response Theory Modeling

Title
Numerical Differentiation Methods for Computing Error Covariance Matrices in Item Response Theory Modeling
Authors
Keywords
-
Journal
EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT
Volume 73, Issue 3, Pages 412-439
Publisher
SAGE Publications
Online
2012-12-01
DOI
10.1177/0013164412465875

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