Aberrant behavior refers to any type of unusual behavior that would not be expected under normal circumstances. In educational and psychological testing, such behaviors have the potential to severely bias the aberrant examinee's test score while also jeopardizing the test scores of countless others. It is therefore crucial that aberrant examinees…

The Minnesota Child Development Inventory (MCDI) measures the development of preschool-age children, using an inventory format to obtain mothers' observations. To demonstrate the validity of MCDI results, the authors compared them to the results of psychological evaluations, including data on intellectual functioning, fine motor skills, and…

Approximately 300 ninth grade Navajo boys and girls attending Intermountain School for the first time or returning after a lengthy absence participated in two projects of psychological evaluations and vision, speech, and hearing evaluations. Analysis of the psychological testing (involving achievement, aptitude, and self concept measurements)…

The study involving 371 first graders in the initial sample and 206 in the follow-up evaluated the reliability and validity of the Matching Familiar Figures Test for its possible use in diagnosing the learning problems of young children, who may need special educational services. (Author/SBH)

The standardized IQ tests which are in use in the schools are scientifically and pedagogically without merit. The construct "intelligence" is a hypothetical notion whose valid expression has yet to be born. IQ tests and the construct of intelligence can be discarded at present, and teaching strategies would be unaffected. To successful teachers…