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Download full textLiu, Jinghua; Guo, Hongwen; Dorans, Neil J. – ETS Research Report Series, 2014
Maintaining score interchangeability and scale consistency is crucial for any testing programs that administer multiple forms across years. The use of a multiple linking design, which involves equating a new form to multiple old forms and averaging the conversions, has been proposed to control scale drift. However, the use of multiple linking…
Descriptors: Comparative Analysis, Reliability, Test Construction, Equated Scores
PDF pending restorationCooley, Carl R.; And Others – BIA Education Research Bulletin, 1976
Comparisons were made of test scores derived from a sample of American Indian students attending grades 2 through 10, living in a Bureau of Indian Affairs dormitory, and enrolled either in an English as a Second Language Program (N=43) or in the regular school program (N=87) to determine ESL impact on Indian students' English vocabulary,…
Descriptors: Academic Ability, Achievement Tests, American Indians, Comparative Analysis
