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Direct linkLowrie, Tom; Diezmann, Carmel M.; Kay, Russell – Evaluation & Research in Education, 2011
The graphics-decoding proficiency (G-DP) instrument was developed as a screening test for the purpose of measuring students' (aged 8-11 years) capacity to solve graphics-based mathematics tasks. These tasks include number lines, column graphs, maps and pie charts. The instrument was developed within a theoretical framework which highlights the…
Descriptors: Screening Tests, Mathematics Achievement, Mathematical Aptitude, Graphs
