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It has always surprised me that Cohen's d > 0.80 is considered a large effect size irrespective of the length of an intervention or treatment. How is contextual interpretation done in, say,...
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diSessa and Cobb (2004, JLS) mention metarepresentational competence and sociomathematical norms. Mor and Winters (2007) mention design patterns, Sandoval (2004) gives a brief example. But what...
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