Grades Are Not Normal: Improving Exam Score Models Using the Logit-Normal Distribution.

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Norman L. Johnson · Biometrika · 1949 · 2.2K citations

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A Generalized Partial Credit Model: Application of an EM Algorithm

Eiji Muraki · Applied Psychological Measurement · 1992 · 1.5K citations · Full text

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Logistic-normal distributions:Some properties and uses

J. ATCHISON · Biometrika · 1980 · 183 citations

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Maximum Likelihood Estimation of the Parameters of a Normal Distribution which is Truncated at a Known Point

A. Hald · Scandinavian Actuarial Journal · 1949 · 175 citations

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Homogeneous Case of the Continuous Response Model

Fumiko Samejima · Psychometrika · 1973 · 157 citations

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