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Applebaum, Wayne R. – 1979
The Rasch model was used to compare the grade equivalent scores which students of equal ability would have obtained, had they taken different levels of the Iowa Tests of Basic Skills (ITBS). Raw scores on items common to levels 9-14 of the ITBS (vocabulary subtest) were obtained from 6,000 students in Dallas, Texas. Rasch scales were used to…
Descriptors: Academic Ability, Achievement Tests, Educational Testing, Equated Scores
Download full textVanGetson, Gretchen; Minnema, Jane; Thurlow, Martha – National Center on Educational Outcomes, University of Minnesota, 2004
The purpose of this research study was to illustrate the ways in which out-of-level testing policies have changed over the three years from 2000-2001 to 2003-2004. In 2000-2001, 12 states were using out-of-level tests to measure student progress toward content standard proficiency. A detailed research study conducted at the end of 2000-2001 to…
Descriptors: Instructional Program Divisions, Testing Accommodations, Student Evaluation, Educational Policy
