A recursive partitioning model approach in the form of classification and regression trees (CART) was used with 2012 PISA data for five countries (Canada, Finland, Germany, Singapore-China, and the Unites States). The objective of the study was to determine demographic and educational variables that differentiated between low SES student that were…

"Underachievement" has been one of the dominant discourses in education in recent times, but it is unclear what is meant by the term "underachievement", and there is no widely accepted way of defining or measuring it. This paper describes the final stage of a large study which used contextualised models to identify students who…

This study explored the differential performances of mathematics test items used to test secondary school girls and boys in the national examination. The main purpose was to find out whether type of items is the reason for girls' overachievement in the Malaysian mathematics national examination. To investigate seven types of items, Differential…