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Zimmerman, Irla Lee; Castilleja, Nancy Flores – Mental Retardation and Developmental Disabilities Research Reviews, 2005
The PLS-4 (Preschool Language Scale, 4th edition) is a psychometrically sound instrument constructed to assess language skills in children from birth to 6 years 11 months. It is a useful diagnostic and research tool that can be used to identify current comprehension and expressive language skills and can measure changes in language skills over…
Descriptors: Language Patterns, Intervention, Semantics, Syntax
Berk, Ronald A. – Learning Disabilities: An Interdisciplinary Journal, 1982
Procedures that have been used for assessing a discrepancy between ability and achievement of students suspected to have a learning disability are examined. Methodological deficiencies and/or unavailability of conclusive validity evidence are cited to support the conclusion that all of the procedures are worthless for screening purposes. (SEW)
Descriptors: Academic Ability, Academic Achievement, Definitions, Disability Identification
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Clarizio, Harvey F. – School Psychology Digest, 1979
The administration of intelligence tests to various sociocultural groups is defended against charges that intelligence tests are discriminatory (TM 504 174). The author states that research has shown that intelligence tests are nondiscriminatory and comply with federal law, specifically Public Law 94-142. (MH)
Descriptors: Cultural Differences, Culture Fair Tests, Disability Discrimination, Educational Discrimination