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Sarah Marie Marquis – ProQuest LLC, 2020
This dissertation is composed of a study of estimation methods in classical and test theories and the elaboration and application of a cluster-robust variance estimator. Variance estimators derived from generalized estimating equations are known to be robust to most covariance structures and are therefore well suited for psychometric analysis of…
Descriptors: Multivariate Analysis, Robustness (Statistics), Computation, Test Theory