Statistical Bias in Maximum Likelihood Estimators of Item Parameters.
Abstract
Formulas are derived for the bias in the maximum likelihood estimators of the item parameters in the logistic item response model when examinee abilities are known. Numerical results are given for a typical verbal test for college admission. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- Apr 01, 1982
- Accession Number
- ADA114995
Entities
People
- Frederic M. Lord
Organizations
- Educational Testing Service