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A Basic Computer Program for Calculating Simultaneous Pairwise Comparisons in Analysis of Covariance.
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Powers, Stephen; Jones, Patricia – Educational and Psychological Measurement, 1986
This paper describes a computer program which tests all pairwise comparisons of adjusted means in analysis of covariance by using Tukey-Kramer Test. The program contains: means of covariate, adjusted means of the criterion measure, sample size, mean square error, and the desired percentile point on the Studentized range distribution. (JAZ)
Descriptors: Analysis of Covariance, Comparative Analysis, Computer Software, Microcomputers
Evaluation of the Waterford Early Math & Science Program for Kindergarten: First-Year Implementation in Five Urban Low-Income Schools
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Powers, Stephen; Price-Johnson, Connie – Online Submission, 2007
Background: The Waterford Early Math & Science (WEMS) program is a comprehensive educational software program designed to build math and science skills and concepts in grades K-2, alone or to supplement existing curricula. The program's capability to individualize lessons, assess and track student progress, and reteach lessons is aimed at…
Descriptors: Achievement Tests, Mathematics Achievement, Science Achievement, Comparative Analysis
Evaluation of the Waterford Early Reading Program in Kindergarten, 2005-06
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Powers, Stephen; Price-Johnson, Connie – Online Submission, 2006
Background: The Waterford Early Reading Program (WERP), a technology-based program for early elementary grades, was provided through Arizona all day kindergarten funds to kindergarten students in 15 Title I elementary schools in the Tucson Unified School District (TUSD) in the 2005-06 school year. The purpose of this study is to evaluate the…
Descriptors: Early Reading, Reading Programs, Reading Achievement, Reading Tests