Summary Report: The Persistence of Preschool Effects : a Long-term Follow-up of Fourteen Infant and Preschool Experiments
Department of Health, Education, and Welfare, Office of Human Development Services, Administration for Children, Youth and Families, 1977 - Education, Preschool - 31 pages
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_ I _ _ I I analysis answer assigned to special attrition Binet center-based child collected combination communities compared comparison conducted Consortium control children control group criteria critical differences early education effect evidence experiment experimental fact failure Figure findings Further Gordon grade Gray Head I I _ I I I important improve included increase independently indicate individual intervention interview involved IQ scores late length Level Levenstein longitudinal low—income measure Miller minimal original Palmer parents participate percentage performance period pooled population preschool pretest problem program and control program children projects question random reduced requirements sample school district secondary selection significant skills social special education specifically studies subjects System Table Training typical University variables Woolman Youth