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National Assessment Governing Board, 2012
Since 1973, the National Assessment of Educational Progress (NAEP) has gathered information about student achievement in mathematics. Results of these periodic assessments, produced in print and web-based formats, provide valuable information to a wide variety of audiences. They inform citizens about the nature of students' comprehension of the…
Descriptors: Academic Achievement, Mathematics Achievement, National Competency Tests, Grade 4
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Palmer, David C. – Analysis of Verbal Behavior, 2006
The discrimination of the onset of joint control is an important interpretive tool in explaining matching behavior and other complex phenomena, but the difficulty of getting experimental control of all relevant variables stands in the way of a definitive experiment. The studies in the present issue of "The Analysis of Verbal Behavior" illustrate…
Descriptors: Stimuli, Verbal Operant Conditioning, Research Methodology, Protocol Analysis