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Reardon, Sean F.; Kalogrides, Demetra; Ho, Andrew D. – Journal of Educational and Behavioral Statistics, 2021
Linking score scales across different tests is considered speculative and fraught, even at the aggregate level. We introduce and illustrate validation methods for aggregate linkages, using the challenge of linking U.S. school district average test scores across states as a motivating example. We show that aggregate linkages can be validated both…
Descriptors: Equated Scores, Validity, Methods, School Districts