The Pluralistic Assessment Project, which has been funded for three years by the National Institute of Mental Health, was developed in response to the results of earlier studies on the epidemiology of mental retardation. During 1963 and 1964, data were gathered for a comprehensive epidemiology of mental retardation in the City of Riverside,…

In a recent study, the mothers of 268 children who were in classes for educable mentally retarded in two public school districts in Southern California were interviewed. The responses of some of these mothers dramatize three issues: (1) biases in the assessment procedures used to label children as mentally retarded; (2) the stigmatization…

Contrary to popular opinion, it is very difficult to find any objective evidence of culture bias that could account for social class and racial differences in performance on current standard tests of intelligence, even those like the Peabody Picture Vocabulary Test (PPVT), which give the appearance of being highly culture-loaded. They may be…

This study investigates the question of test bias to develop an index of the appropriateness of a test to a particular socioeconomic or racial-ethnic group. Bias is defined as an item by race interaction in an analysis-of-variance design. The sample of 172 third graders at two integrated schools in a large California school district, included 26…

Seven prepared papers, with questions from the audience and answers by participants make up the proceedings of this conference on minimum competency testing. A number of conceptual and technical problems were raised, as well as questions about the effects of minimum competency testing on the curriculum and the psychological effects of the program…