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Direct linkNistal, Ana Acevedo; Van Dooren, Wim; Verschaffel, Lieven – Instructional Science: An International Journal of the Learning Sciences, 2012
This study evaluated students' representational choices while they solved linear function problems. Eighty-six secondary-school students solved problems under one choice condition, where they chose a table, a formula, or both to solve each problem, and two no-choice conditions, where one of these representations was forced upon them. Two…
Descriptors: Secondary School Students, Problem Solving, Mathematical Applications, Selection
Peer reviewedBenton, Joanne – Mathematics Teacher, 1988
Presents results of an investigation of a formula for rank correlation. The exploration turned up an unexpected connection and showed the formula to be far from arbitrary. (PK)
Descriptors: Correlation, Data Analysis, Mathematical Applications, Mathematical Formulas
