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Stewart, Kelise K.; Carr, James E.; Brandt, Charles W.; McHenry, Meade M. – Journal of Applied Behavior Analysis, 2007
The present study evaluated the effects of both a traditional lecture and the conservative dual-criterion (CDC) judgment aid on the ability of 6 university students to visually inspect AB-design line graphs. The traditional lecture reliably failed to improve visual inspection accuracy, whereas the CDC method substantially improved the performance…
Descriptors: Inspection, Graphs, College Students, Lecture Method
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Matyas, Thomas A.; Greenwood, Kenneth M. – Journal of Applied Behavior Analysis, 1990
Visual analysis is examined as the dominant analytical method for single-case time series, in a study with 37 postgraduate research students which varied serial dependence, amount of random variability, and effect size. False alarm rates were high, but miss rates were low, indicating that visual analysts are not conservative judges, and serial…
Descriptors: Case Studies, Effect Size, Graduate Students, Higher Education