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Zellner, Ronald D.; Wisner, Robert H. – 1977
The relative development of Piagetian concrete logical operational abilities was investigated in Mexican American and Anglo American children. Performance was assessed on eight classification tasks and three forms of transitivity, measuring seriation skills. One phase of the study compared the performances of 30 Anglo and 30 Mexican American…
Descriptors: Anglo Americans, Cognitive Development, Cultural Influences, Developmental Stages
Ratusnik, David L.; Koenigsknecht, Roy A – 1975
Six speech and language clinicians, 3 black and 3 white, administered the Goodenough Drawing Test (1926) to 144 preschoolers. The 4 groups, lower-socioeconomic black and white and middle-socioeconomic black and white, were equally divided by sex. The biracial clinical setting was shown to influence test scores in black preschool age children.…
Descriptors: Allied Health Personnel, Black Students, Low Income, Lower Class