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Download full textTindal, Gerald; And Others – 1983
The focus of this study was on the visual analysis of time series data for evaluating educational programs. Two characteristics of the data--changes in slope and variability--and two characteristics of evaluation--training in data utilization and the use of aimlines/decision rules--were manipulated. A total of 51 students and/or teachers in…
Descriptors: Data Analysis, Evaluation Methods, Evaluation Utilization, Program Effectiveness
