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Ethan R. Van Norman; Emily R. Forcht – Journal of Education for Students Placed at Risk, 2024
This study evaluated the forecasting accuracy of trend estimation methods applied to time-series data from computer adaptive tests (CATs). Data were collected roughly once a month over the course of a school year. We evaluated the forecasting accuracy of two regression-based growth estimation methods (ordinary least squares and Theil-Sen). The…
Descriptors: Data Collection, Predictive Measurement, Predictive Validity, Predictor Variables
Alonzo, Julie; Anderson, Daniel; Park, Bitnara Jasmine; Tindal, Gerald – Behavioral Research and Teaching, 2012
In this technical report, we describe the development and piloting of a series of vocabulary assessments intended for use with students in grades two through eight. These measures, available as part of easyCBM[TM], an online progress monitoring and benchmark/screening assessment system, were developed in 2010 and administered to approximately 1200…
Descriptors: Curriculum Based Assessment, Vocabulary, Language Tests, Test Construction
Alonzo, Julie; Anderson, Daniel; Park, Bitnara Jasmine; Tindal, Gerald – Behavioral Research and Teaching, 2012
In this technical report, we describe the development and piloting of a series of vocabulary assessments intended for use with students in grades two through eight. These measures, available as part of easyCBM[TM], an online progress monitoring and benchmark/screening assessment system, were developed in 2010 and administered to approximately 1200…
Descriptors: Curriculum Based Assessment, Vocabulary, Language Tests, Test Construction