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Non-Hierarchical Clustering as a Method to Analyse an Open-Ended Questionnaire on Algebraic Thinking
Peer reviewed
Download full textDi Paola, Benedetto; Battaglia, Onofrio Rosario; Fazio, Claudio – South African Journal of Education, 2016
The problem of taking a data set and separating it into subgroups, where the members of each subgroup are more similar to each other than they are to members outside the subgroup, has been extensively studied in science and mathematics education research. Student responses to written questions and multiple-choice tests have been characterised and…
Descriptors: Foreign Countries, Grade 10, Questionnaires, Algebra
Argentin, Gianluca; Pennisi, Aline; Vidoni, Daniele; Abbiati, Giovanni; Caputo, Andrea – Society for Research on Educational Effectiveness, 2012
Research has proven that teachers have a fundamental influence on student results. Moreover, effective teacher professional development is one of the key mechanisms for improving student achievement. By the most recent OECD (Organisation for Economic Cooperation and Development) definition, "Professional development is defined as activities…
Descriptors: Academic Achievement, Mathematics Achievement, Teacher Effectiveness, Teaching Methods
