Robert A Oster, Felicity T Enders
The Importance of Statistical Competencies for Medical Research Learners
Journal of statistics education : an international journal on the teaching and learning of statistics
many continuous quantitative dimensions physical world philosophical psychological neural work focused mostly space number however important continuous dimensions eg time mass moreover space broken specific dimensions eg length area density number conceptualized discretely continuously ie natural vs real numbers variation quantitative dimensions typically correlated eg larger objects often weigh smaller ones number distinctive continuous dimension natural numbers ie positive integers used quantify collections discrete objects aspect number emphasized teaching count word sequence arithmetic early school years review research spatial numerical estimation argue generalized magnitude system starting point development domains development occurs along several lines 1 changes capacity durability precision 2 differentiation generalized magnitude system separable dimensions 3 formation discrete number system ie positive integers 4 mapping positive integers onto continuous number line 5 acquiring abstract knowledge relations pairs systems discuss implications approach teaching various topics mathematics including scaling measurement proportional reasoning fractions