Towards validation of a rational number instrument: An application of Rasch measurement theory
The rational number knowledge of student teachers, in particular the equivalence of fractions, decimals, and percentages, and their comparison and ordering, is the focus of this article. An instrument comprising multiple choice, short answer and constructed response formats was designed to test conc...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
AOSIS
2019-12-01
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| Series: | Pythagoras |
| Subjects: | |
| Online Access: | https://pythagoras.org.za/index.php/pythagoras/article/view/441 |