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Alignment chart for calculating the fourfold point correlation coefficient
Lord, Frederic - In: Psychometrika 9 (1944) 1, pp. 41-42
Persistent link: https://www.econbiz.de/10005757613
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A note on the normal ogive or logistic curve in item analysis
Lord, Frederic - In: Psychometrika 30 (1965) 3, pp. 371-372
Persistent link: https://www.econbiz.de/10005757706
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Sampling fluctuations resulting from the sampling of test items
Lord, Frederic - In: Psychometrika 20 (1955) 1, pp. 1-22
Persistent link: https://www.econbiz.de/10005757819
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Equating test scores—A maximum likelihood solution
Lord, Frederic - In: Psychometrika 20 (1955) 3, pp. 193-200
Persistent link: https://www.econbiz.de/10005757849
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The ‘ability’ scale in item characteristic curve theory
Lord, Frederic - In: Psychometrika 40 (1975) 2, pp. 205-217
Persistent link: https://www.econbiz.de/10005757965
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An approach to mental test theory
Lord, Frederic - In: Psychometrika 24 (1959) 4, pp. 283-302
Persistent link: https://www.econbiz.de/10005758009
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Nominally and rigorously parallel test forms
Lord, Frederic - In: Psychometrika 29 (1964) 4, pp. 335-345
Persistent link: https://www.econbiz.de/10005758066
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Biserial estimates of correlation
Lord, Frederic - In: Psychometrika 28 (1963) 1, pp. 81-85
Persistent link: https://www.econbiz.de/10005758119
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An empirical study of the normality and independence of errors of measurement in test scores
Lord, Frederic - In: Psychometrika 25 (1960) 1, pp. 91-104
Persistent link: https://www.econbiz.de/10005758143
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Estimation of latent ability and item parameters when there are omitted responses
Lord, Frederic - In: Psychometrika 39 (1974) 2, pp. 247-264
Persistent link: https://www.econbiz.de/10005603266