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Deater-Deckard, Kirby – International Journal of Behavioral Development, 2016
Most of the individual difference variance in the population is found "within" families, yet studying the processes causing this variation is difficult due to confounds between genetic and nongenetic influences. Quasi-experiments can be used to test hypotheses regarding environment exposure (e.g., timing, duration) while controlling for…
Descriptors: Quasiexperimental Design, Genetics, Short Term Memory, Individual Differences
VAN DE RIET, VERNON – 1962
THE OBJECTIVES OF THIS STUDY WERE TO PROVIDE NORMS FOR NEGRO CHILDREN IN THE SOUTHEASTERN UNITED STATES ON THE THIRD REVISION OF THE STANFORD-BINET INTELLIGENCE SCALE. SUBJECTS WERE DRAWN FROM THREE COUNTY SCHOOL SYSTEMS IN EACH OF THE STATES OF ALABAMA, GEORGIA, FLORIDA, SOUTH CAROLINA, AND TENNESSEE. EXAMINERS WERE TRAINED FOR UNIFORMITY OF…
Descriptors: Black Students, Measurement, Primary Education, Psychological Testing
Stanford Research Inst., Menlo Park, CA. – 1972
This final report on the Preliminary Evaluation of Planned Variation in Head Start According to Follow Through Approaches is a detailed account of the field testing and implementation activities performed during the 1969-1972 period, with emphasis on the second and third years. The sections of the report are as follows: I. Introduction; II.…
Descriptors: Classroom Observation Techniques, Compensatory Education, Data Collection, Disadvantaged Youth