Some comments about this article indicate ominously the traditional confusion between correlation and causation. No doubt some well-intentioned official will now become hell-bent on drilling children in long-division, on the entirely unsubstantiated assumption that this will improve their mathematics. One despairs ... WFL On 6/16/12, rcs@xmission.com <rcs@xmission.com> wrote:
"Knowledge of Fractions and Long Division Predicts Long-Term Math Success"
http://www.sciencedaily.com/releases/2012/06/120615114057.htm
based on a CMU press release about the paper
R. S. Siegler, G. J. Duncan, P. E. Davis-Kean, K. Duckworth, A. Claessens, M. Engel, M. I. Susperreguy, M. Chen. Early Predictors of High School Mathematics Achievement. Psychological Science, 2012; DOI: 10.1177/0956797612440101
Rich
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