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Download full textHaberman, Shelby J.; Dorans, Neil J. – Educational Testing Service, 2011
For testing programs that administer multiple forms within a year and across years, score equating is used to ensure that scores can be used interchangeably. In an ideal world, samples sizes are large and representative of populations that hardly change over time, and very reliable alternate test forms are built with nearly identical psychometric…
Descriptors: Scores, Reliability, Equated Scores, Test Construction
