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Download full textXu, Zeyu; Nichols, Austin – National Center for Analysis of Longitudinal Data in Education Research, 2010
The gold standard in making causal inference on program effects is a randomized trial. Most randomization designs in education randomize classrooms or schools rather than individual students. Such "clustered randomization" designs have one principal drawback: They tend to have limited statistical power or precision. This study aims to…
Descriptors: Test Format, Reading Tests, Norm Referenced Tests, Research Design
Price, Jeannie; Willis, Bernice – 1972
A three-phase project, funded under the Higher Education Act Title II-B, was initiated in 1971 to investigate and improve public library services to preschool children in North Carolina. The first goal of the project was to locate and describe existing services with a field survey covering 36 counties. Although the survey technique and…
Descriptors: Curriculum Development, Early Childhood Education, Library Education, Library Services
North Carolina State Dept. of Public Instruction, Raleigh. Div. of Research. – 1977
The Primary Reading Program was initiated in 117 classrooms in 40 North Carolina schools, to improve the reading achievement of the primary school students. The same number of control classrooms were also selected for comparison. Features of the program included increased funding for instructional materials; use of volunteers and teacher aides for…
Descriptors: Basic Reading, Instructional Improvement, Pilot Projects, Primary Education
