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  1. Fisher Scoring Algorithm for Variance Component Analysis With Hierarchically Nested Random Effects

    Author(s): Longford, Nicholas T.

    Publication Year: 1987

    Source: ETS Research Report

  2. A Case for Adjusting Subjectively Rated Scores in the Advanced Placement Tests

    Author(s): Longford, Nicholas T.

    Publication Year: 1994

    Source: ETS Research Report

  3. Stability of the MH D-DIF Statistics Across Populations

    Author(s): Longford, Nicholas T. ; Holland, Paul W. ; Thayer, Dorothy T.

    Publication Year: 1993

    Source: Holland, Paul W.; Wainer, Howard (eds.) Differential Item Functioning. Hillsdale, NJ: Lawrence Erlbaum Associates, Publishers, 1993, p171-196

  4. School Effects on Mathematics Achievement Gain in Thailand

    Author(s): Longford, Nicholas T.

    Publication Year: 1991

    Source: Raudenbush, Stephen, W.; Willms, J. Douglas (eds.) Schools, Classrooms, and Pupils. San Diego: Academic Press, 1991, p131-148

  5. Logistic Regression With Random Coefficients

    Author(s): Longford, Nicholas T.

    Publication Year: 1993

    Source: ETS Research Report

  6. Effects of Graduate Coursework on the GRE Quantitative Score for Recent and Nonrecent College Graduates

    Author(s): Hale, Gordon A. ; Rock, Donald A. ; Longford, Nicholas T.

    Publication Year: 1991

    Source: ETS Research Report

  7. Adjustment for Reader Rating Behavior in the Test of Written English

    Author(s): Longford, Nicholas T.

    Publication Year: 1996

    Source: ETS Research Report

  8. Hierarchical Models and Social Sciences

    Author(s): Longford, Nicholas T.

    Publication Year: 1995

    Source: Journal of Educational and Behavioral Statistics, v20 n2 p205-209, Sum 1995

  9. A Fast Scoring Algorithm for Maximum Likelihood Estimation in Unbalanced Mixed Models With Nested Random Effects

    Author(s): Longford, Nicholas T.

    Publication Year: 1987

    Source: ETS Research Report

  10. Multivariate Variance Component Analysis: An Application in Test Development

    Author(s): Longford, Nicholas T.

    Publication Year: 1989

    Source: ETS Research Report

  11. Classes of Multivariate Exponential and Multivariate Geometric Distributions Derived from Markov Processes

    Author(s): Longford, Nicholas T.

    Publication Year: 1989

    Source: ETS Research Report

  12. Negative Coefficients in the GRE Validity Study Service

    Author(s): Longford, Nicholas T.

    Publication Year: 1991

    Source: ETS Research Report

  13. Reliability of Essay Rating and Score Adjustment

    Author(s): Longford, Nicholas T.

    Publication Year: 1994

    Source: Journal of Educational and Behavioral Statistics, v19 n3 p171-200, Fall 1994

  14. Book Review: Hierarchical Linear Models: Applications and Data Analysis Methods

    Author(s): Longford, Nicholas T.

    Publication Year: 1993

    Source: Contemporary Sociology, v22 n2 p293-295, Mar 1993

  15. Book Review: Contextual Analysis

    Author(s): Longford, Nicholas T.

    Publication Year: 1992

    Source: Contemporary Sociology, v21 n4 p551, Jul 1992

  16. Models for Scoring Missing Responses to Multiple-Choice Items

    Author(s): Longford, Nicholas T.

    Publication Year: 1994

    Source: ETS Research Report

  17. Comparison of Efficiency of Jackknife and Variance Component Estimators of Standard Errors

    Author(s): Longford, Nicholas T.

    Publication Year: 1992

    Source: ETS Research Report

  18. Searching for Multivariate Outcomes in Education

    Author(s): Longford, Nicholas T.

    Publication Year: 1991

    Source: Raudenbush, Stephen, W.; Willms, J. Douglas (eds.) Schools, Classrooms, and Pupils. San Diego: Academic Press, 1991, p115-130

  19. Multivariate Variance Component Analysis: An Application in Test Development

    Author(s): Longford, Nicholas T.

    Publication Year: 1990

    Source: Journal of Educational Statistics, v15 n2 p91-112, Sum 1990

  20. Reliability of Essay Rating and Score Adjustment

    Author(s): Longford, Nicholas T.

    Publication Year: 1993

    Source: ETS Research Report

  21. A Fast Scoring Algorithm for Maximum Likelihood Estimation in Unbalanced Mixed Models With Nested Random Effects

    Author(s): Longford, Nicholas T.

    Publication Year: 1987

    Source: Biometrika, v74 n4 p817-827, Dec 1987

  22. Factor Analysis for Clustered Observations

    Author(s): Longford, Nicholas T. ; Muthen, Bengt O.

    Publication Year: 1992

    Source: Psychometrika, v57 n4 p581-597, Dec 1992

  23. Regression Analysis of Multilevel Data with Measurement Error

    Author(s): Longford, Nicholas T.

    Publication Year: 1993

    Source: British Journal of Mathematical and Statistical Psychology, v46 p301-311, Nov 1993

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