Retief, Liezel; Lutz, Marietjie; Potgieter, Marietjie(South African Chemical Institute, 2013)
This article reports on the development and refinement of a questionnaire for first-year Chemistry students. Three subscales were probed, namely affective attitudes, perceptions towards tutor effectiveness and outcomes achieved.
Retief, Liezel; Potgieter, Marietjie; Lutz, Marietjie(Southern African Association for Research in Mathematics, Science and Technology Education, 2013)
In this paper the use of the Rasch model is explored as a transparent, systematic and theoretically
underpinned response to quality issues that are widely recognised as problematic in the refinement of
Likert scale ...
