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Using Mahalanobis Distance Scores for Matched Pairing of Schools in a Randomized Controlled Trial Study of Leadership and Assistance for Science Education Reform (LASER)
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Zoblotsky, Todd; Ransford-Kaldon, Carolyn; Morrison, Donald M. – Society for Research on Educational Effectiveness, 2011
The present paper describes the recruitment and site selection process that has been underway since January 2011, with particular emphasis on the use of Mahalanobis distance score to determine matched pairs of sites prior to randomization to treatment and control groups. Through a systematic winnowing process, the authors found that they could…
Descriptors: Science Instruction, Educational Change, Research Methodology, Site Selection
The Nation's Report Card Science 2009 State Snapshot Report. North Carolina. Grade 4, Public Schools
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National Center for Education Statistics, 2011
Guided by a new framework, the NAEP science assessment was updated in 2009 to keep the content current with key developments in science, curriculum standards, assessments, and research. The 2009 framework organizes science content into three broad content areas. Physical science includes concepts related to properties and changes of matter, forms…
Descriptors: Academic Achievement, Curriculum Development, Comparative Analysis, Elementary School Science
The Nation's Report Card Science 2009 Trial Urban District Snapshot Report. Charlotte-Mecklenburg Schools. Grade 4, Public Schools
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National Center for Education Statistics, 2011
Guided by a new framework, the National Assessment of Educational Progress (NAEP) science assessment was updated in 2009 to keep the content current with key developments in science, curriculum standards, assessments, and research. The 2009 framework organizes science content into three broad content areas. Physical science includes concepts…
Descriptors: Comparative Analysis, Curriculum Development, Elementary School Students, Ethnic Groups
Matching Assessment to the Curriculum in a Systemic Science Reform Project.
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McColskey, Wendy; And Others – 1993
The North Carolina Project for Reform in Science Education, which is part of the National Science Teachers Association's Scope, Sequence, and Coordination Project, and the importance of student test scores as an evaluation tool were evaluated. Seven North Carolina schools participated in the project's first year (1991-92), with 21 teachers, and…
Descriptors: Curriculum Development, Curriculum Evaluation, Educational Assessment, Educational Change