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Sobel, Milton; Kelemen, Eve – Journal of Educational Statistics, 1984
The statistical consequences of giving a student more than one achievement test to diagnose learning disabilities (LD) are discussed. Ranking and selection tables are used to find (1) the proportion of LD students as a function of cut-off point and (2) the cut-off point as a function of the expected proportion of LD students. (Author/BW)
Descriptors: Achievement Tests, Cutting Scores, Disability Identification, Educational Diagnosis