Estimating Means and Standard Deviations From Partial Data—An Empirical Check on Lord's Item Sampling Technique

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References

Lord, Frederic M. "Tests of the Same Length Do Have the Same Standard Error of Measurement." EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, XIX ( 1959), 233-239.

Lord, Frederic M. "Use of the True-Score Theory to Predict Moments of Univariate and Bivariate Observed-Score Distributions ." Psychometrika, XXV (1960), 325-342.

Lord, Frederic M. "Estimating Norms by Item Sampling." EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, XXII (1962), 259-267.

Lord, Frederic M. Estimating Moments by Item-Sampling—Small-Sample Formulas. Research Bulletin 63-1 Princeton : Educational Testing Service , 1963.