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Frankel, Lois; Brownstein, Beth – Educational Testing Service, 2016
The work described in this report is the second phase of a project to provide easy-to-use tools for authoring and rendering secondaryschool algebra-levelmath expressions insynthesized speech that is useful for studentswithblindnessor lowvision.This report describes the development and results of the second feedback study performed for our project,…
Descriptors: Visual Impairments, Blindness, Assistive Technology, Feedback (Response)
Millett, Catherine M.; Nettles, Michael T. – Educational Testing Service, 2009
When The Goldman Sachs Foundation (GSF) made its first strategic social investment decision in 1999, it took note of one of Goldman Sachs' core corporate values: People are its greatest asset. The program's objective was--and is--clear and simple: to increase the number of high-potential young adults from historically underrepresented backgrounds…
Descriptors: Youth Programs, Outcomes of Education, Corporate Support, College Preparation
von Davier, Matthias; Xu, Xueli; Carstensen, Claus H. – Educational Testing Service, 2009
A general diagnostic model was used to specify and compare two multidimensional item-response-theory (MIRT) models for longitudinal data: (a) a model that handles repeated measurements as multiple, correlated variables over time (Andersen, 1985) and (b) a model that assumes one common variable over time and additional orthogonal variables that…
Descriptors: Models, Item Response Theory, Longitudinal Studies, Measurement