An application of the Rasch measurement theory to an assessment of geometric thinking levels
Authors: Gerrit Stols, Caroline Long and Tim Dunne A six-month geometry course was given to pre-service teachers at the University of Pretoria. To see what, if any, difference it had made to the students’ proficiency. The CDASSG Van Hiele Geometry Test was administered both before and after the course. This test evaluates students’ performance in …