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Cunningham, Grover – 1968
A study was conducted to determine if the observed changes in Head Start children were related to the practice effects inherent in a test-retest situation. The "control" group consisted of 64 children who had been eligible for a Head Start program. They roughly matched a group of Head Start (HS) children in IQ scores, age, and…
Descriptors: Cognitive Tests, Control Groups, Disadvantaged, Experimental Groups
Maxson, Robert C.
To determine if the ethnocentric perceptions of students would be influenced by participation in a 3-week social studies unit on "The Contributions of Minority Ethnic Groups to American Civilization," a study was made utilizing 114 students in five 12th grade social studies classes (three experimental and two control). The investigation attempted…
Descriptors: Attitude Change, Attitude Measures, Control Groups, Ethnic Relations
Faddis, Bonnie J.; And Others – 1979
Ninth grade Elementary Secondary Education Act (ESEA) Title I evaluation results in reading and English-writing projects were compared, using the RMC Model A with local empirical norms, Model A with national interpolated norms, and Model B. The Comprehensive Tests of Basic Skills (CTBS)--Total Reading and Total Language subtests--were administered…
Descriptors: Achievement Tests, Comparative Analysis, Compensatory Education, Control Groups