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Download full textvon Davier, Alina A., Ed.; Liu, Mei, Ed. – ETS Research Report Series, 2006
This report builds on and extends existent research on population invariance to new tests and issues. The authors lay the foundation for a deeper understanding of the use of population invariance measures in a wide variety of practical contexts. The invariance of linear, equipercentile and IRT equating methods are examined using data from five…
Descriptors: Equated Scores, Statistical Analysis, Data Collection, Test Format
Johnson-Lewis, Sharon – 1988
A survey which gave respondents an opportunity to react to the evaluation requirements of the Education Consolidation and Improvement Act (ECIA), Chapter 1, was distributed, in June 1988, to local and state educational agencies, universities, and Technical Assistance Centers throughout the United States. Part I of the survey contained 14…
Descriptors: Administrator Attitudes, Compensatory Education, Educationally Disadvantaged, Elementary Secondary Education
