A Computer Program for Estimating True-Score Distributions and Graduating Observed-Score Distributions

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References

Lord, F. M. A Strong True-Score Theory, with Applications. Psychometrika, 1965, 30, 239-270.

Lord, F. M. Estimating Item Characteristic Curves Without Knowledge of Their Mathematical Form. Psychometrika , in press. (a)

Lord, F. M. Estimating True-Score Distributions in Psychological Testing (an Empirical Bayes Estimation Problem. Psychometrika, in press. (b)

Stocking, M. , Lees, D. M. , Lennon, V. , and Lord, F. M. A Program for Estimating a Bivariate Distribution of Test Scores from the Marginals. ETS Research Memorandum 69-2 and ONR Technical Report, Contract Nonr-2752(00). Princeton, N. J.: Educational Testing Service, 1969.