A PROCEDURE FOR INVESTIGATING THE UNIDIMENSIONALITY OF ACHIEVEMENT TESTS BASED ON ITEM PARAMETER ESTIMATES

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1969 • 8,132 citations

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1968 • 1,798 citations

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1978 • 923 citations

Factor analysis of dichotomized variables

1975 • 393 citations

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1975 • 295 citations

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Normal ogive model on the continuous response level in the multidimensional latent space

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Linear regression, structural relations, and measurement error.

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The Advanced Theory of Statistics. Vol II. Inference and Relationship

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Two-step weighted least squares factor analysis of dichotomized variables

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A Review of Estimation Procedures for the Rasch Model with an Eye toward Longish Tests

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A Word Knowledge Item Pool for Adaptive Ability Measurement

1974 • 13 citations