Suvey data and analysis on the metric proficiency, scientific literacy and attitude.
See also blog at: http://hongqinlab.blogspot.com/2013/04/metric-proficiency-is-linked-to.html http://hongqinlab.blogspot.com/2014/04/kilometers-versus-miles-does-it-really.html
References: Freedman, Michael P. Journal of Research in Science Teaching, 1997, vol 34(4), p343-357, Relationship among laboratory instruction, attitude toward science, and achievement in science knowledge.
Productive failure http://manukapur.com/productive-failure/
Growth mindset
TODO: Updated data
Principal component analysis for inter-dependency