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Peer reviewedLittle, Roderick J. A.; Rubin, Donald B. – Journal of Educational and Behavioral Statistics, 1994
Equating a new standard test to an old reference test is considered when samples for equating are not randomly selected from the target population of test takers, identifying two problems from equating from biased samples. An empirical example with data from the Armed Services Vocational Aptitude Battery illustrates the approach. (SLD)
Descriptors: Equated Scores, Military Personnel, Sampling, Statistical Analysis
