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Direct linkWittwer, Jorg; Nuckles, Matthias; Renkl, Alexander – Instructional Science: An International Journal of the Learning Sciences, 2008
Although prior research has shown that experts tend to overestimate or underestimate what laypersons actually know, little is known about the specific consequences of biased estimations for communication. To investigate the impact of biased estimations of a layperson's knowledge on the effectiveness of experts' explanations, we conducted a…
Descriptors: Knowledge Level, Misconceptions, Lay People, Bias
Peer reviewedWright, Bob – Mathematics Education Research Journal, 1991
Kindergarten (n=30) and grade 1 (n=15) students of contrasting socioeconomic backgrounds were interviewed to assess their knowledge of number word sequences and spatial patterns and their ability to recognize numerals and use counting to establish numerosity of visible and screened collections. Findings indicate greater variation in abilities…
Descriptors: Cognitive Development, Cognitive Measurement, Cognitive Structures, Computation
