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Margarita Pivovarova; Audrey Amrein-Beardsley – Educational Assessment, Evaluation and Accountability, 2024
In this study, we estimated the relationship between two popular measures of teacher effectiveness--teachers' value-added model (VAM) estimates, represented in this study via median growth percentiles (MGPs), and teachers' observational scores, derived from the TAP System for Teacher and Student Advancement. We examined the relationship between…
Descriptors: Teacher Evaluation, Evaluation Methods, Value Added Models, Correlation
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Paufler, Noelle A. – International Journal of Education Policy and Leadership, 2018
Since the adoption of teacher evaluation systems that rely, at least in part, on controversial student achievement measures, little research has been conducted that focuses on stakeholders' perceptions of systems in practice, specifically school principals. This study was conducted in a large urban school district to better understand principals'…
Descriptors: Teacher Evaluation, Academic Achievement, Correlation, Principals
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Sloat, Edward; Amrein-Beardsley, Audrey; Sabo, Kent E. – AASA Journal of Scholarship & Practice, 2018
In this study, we investigated the factor structure underlying the TAP System for Teacher and Student Advancement used across the nation for increased teacher-level accountability purposes. We found evidence of poor fit based on the factor structure posited and found large correlations among dimensions, suggesting one-to-two factors with one…
Descriptors: Academic Achievement, Teacher Promotion, Accountability, Teacher Evaluation
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Atteberry, Allison; Mangan, Daniel – Educational Researcher, 2020
Papay (2011) noticed that teacher value-added measures (VAMs) from a statistical model using the most common pre/post testing timeframe--current-year spring relative to previous spring (SS)--are essentially unrelated to those same teachers' VAMs when instead using next-fall relative to current-fall (FF). This is concerning since this choice--made…
Descriptors: Correlation, Value Added Models, Pretests Posttests, Decision Making
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Sawaki, Yasuyo; Sinharay, Sandip – ETS Research Report Series, 2013
This study investigates the value of reporting the reading, listening, speaking, and writing section scores for the "TOEFL iBT"® test, focusing on 4 related aspects of the psychometric quality of the TOEFL iBT section scores: reliability of the section scores, dimensionality of the test, presence of distinct score profiles, and the…
Descriptors: Scores, Computer Assisted Testing, Factor Analysis, Correlation