Examined the appropriateness and fairness of the WISC-R for four sociocultural groups in terms of comparability of factor structures, and construct validity. Groups were similar in proportion of variance. The verbal-performance scale distinction appeared appropriate for all groups. Conclusions provide increased confidence in construct validity of…

The paper describes different concepts of bias in tests and presents data on the possible effects of using sociocultural background in the interpretation of standardized test results. Five different definitions of the concept of test bias are explored: equality of means among groups, equal proportions, fairness in predictions, social utility…

The paper discusses the various problems related to the current concerns with nonbiased assessment, with particular emphasis on the placement of minority group students in classes for the mildly retarded. Sections address the following topics: special education litigation; underlying issues in court cases (including the meaning of IQ test results,…

Findings from the Iowa Assessment Project are examined regarding the assessment and use of information on adaptive behavior and sociocultural background in decisions about students with mild mental retardation. Background aspects reviewed include terminology regarding mild retardation; research, litigation, and legislation on the topic during the…