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Allan S. Cohen · Study

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Allan S. Cohen

36 works· latest 2022· 5 institutionscluster: provisionalORCID 0000-0002-8776-9378

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Citations3,519

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Most cited in this library

Validating Measures of Performance1999 · 299 citations
Threats to the Valid Use of Assessments1996 · 209 citations
A Mixture Model Analysis of Differential Item Functioning2005 · 206 citations
Item Parameter Estimation Under Conditions of Test Speededness: Application of a Mixture Rasch Model With Ordinal Constraints2002 · 200 citations
Equating Health Status Measures With Item Response Theory2000 · 182 citations

Works

36 shown

Two-Step Approach to Topic Modeling to Incorporate Covariate and Outcome

Springer proceedings in mathematics & statistics·2022·5 authors·other

1citations

Topic Modeling of Constructed-Response Answers on Social Study Assessments

Springer proceedings in mathematics & statistics·2020·4 authors·other

14citations

An exploratory study of blending the virtual world and the laboratory experience in secondary chemistry classrooms

Computers & Education·2018·5 authors·Open access

62citations

Comparing the Effectiveness of Self‐Paced and Collaborative Frame‐of‐Reference Training on Rater Accuracy in a Large‐Scale Writing Assessment

Journal of Educational Measurement·2015·4 authors·Open access

56citations

A Latent Transition Analysis Model for Assessing Change in Cognitive Skills

Educational and Psychological Measurement·2015·3 authors·Open access

107citations

Markov chain Monte Carlo estimation of a mixture item response theory model

Journal of Statistical Computation and Simulation·2011·3 authors

41citations

A Multilevel Mixture IRT Model With an Application to DIF

Journal of Educational and Behavioral Statistics·2010·2 authors

98citations

Model Selection Indices for Polytomous Items

Applied Psychological Measurement·2009·3 authors

79citations

Model Selection Methods for Mixture Dichotomous IRT Models

Applied Psychological Measurement·2009·3 authors

168citations

A Speeded Item Response Model with Gradual Process Change

Psychometrika·2007·4 authors

71citations

IRT Model Selection Methods for Dichotomous Items

Applied Psychological Measurement·2007·2 authors

99citations

DIF Detection and Effect Size Measures for Polytomously Scored Items

Journal of Educational Measurement·2007·4 authors

87citations

The Role of Extended Time and Item Content on a High-Stakes Mathematics Test

Learning Disabilities Research and Practice·2005·3 authors

90citations

A Mixture Model Analysis of Differential Item Functioning

Journal of Educational Measurement·2005·2 authors

206citations

A Method for Maintaining Scale Stability in the Presence of Test Speededness

Journal of Educational Measurement·2003·3 authors

60citations

Item Parameter Estimation Under Conditions of Test Speededness: Application of a Mixture Rasch Model With Ordinal Constraints

Journal of Educational Measurement·2002·3 authors

200citations

Recovery of Item Parameters in the Nominal Response Model: A Comparison of Marginal Maximum Likelihood Estimation and Markov Chain Monte Carlo Estimation

Applied Psychological Measurement·2002·3 authors

83citations

A Comparison of Linking and Concurrent Calibration Under the Graded Response Model

Applied Psychological Measurement·2002·2 authors

77citations

A Mixture Item Response Model for Multiple-Choice Data

Journal of Educational and Behavioral Statistics·2001·3 authors

114citations

Nonparametric Item Response Function Estimation for Assessing Parametric Model Fit

Applied Psychological Measurement·2001·2 authors

78citations

Equating Health Status Measures With Item Response Theory

Medical Care·2000·2 authors

182citations

A Generalized Examinee-Centered Method for Setting Standards on Achievement Tests

Applied Measurement in Education·1999·3 authors

49citations

Validating Measures of Performance

Educational Measurement Issues and Practice·1999·3 authors

299citations

Detection of Differential Item Functioning Under the Graded Response Model With the Likelihood Ratio Test

Applied Psychological Measurement·1998·2 authors

107citations

A Comparison of Linking and Concurrent Calibration Under Item Response Theory

Applied Psychological Measurement·1998·2 authors

141citations

An Investigation of Linking Methods Under the Graded Response Model

Applied Psychological Measurement·1998·2 authors

44citations

Threats to the Valid Use of Assessments

Assessment in Education Principles Policy and Practice·1996·3 authors

209citations

An Investigation of the Likelihood Ratio Test For Detection of Differential Item Functioning

Applied Psychological Measurement·1996·3 authors·Open access

103citations

A Comparison of Lord's Chi-Square, Raju's Area Measures, and the Likelihood Ratio Test on Detection of Differential Item Functioning

Applied Measurement in Education·1995·2 authors

84citations

Detection of Differential Item Functioning in Multiple Groups

Journal of Educational Measurement·1995·3 authors

92citations

Detection of Differential Item Functioning in the Graded Response Model

Applied Psychological Measurement·1993·3 authors·Open access

113citations

A Comparison of Lord's χ2 and Raju's Area Measures In Detection of DIF

Applied Psychological Measurement·1993·2 authors·Open access

53citations

Addressing Reliability Problems in the Portfolio Assessment of College Writing

Educational Assessment·1993·2 authors

60citations

Effects of Linking Methods on Detection of DIF

Journal of Educational Measurement·1992·2 authors

79citations

A Comparison of Two Area Measures for Detecting Differential Item Functioning

Applied Psychological Measurement·1991·2 authors·Open access

51citations

Children’s Physical and Interpersonal Characteristics that Effect Student-Teacher Interactions

The Journal of Experimental Education·1974·2 authors

62citations