Browsing Faculty of Humanities by Author "Van der Walt, Johann L."
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The development and validation of a rating scale for ESL essay writing
Hattingh, Karien; Van der Walt, Johann L. (South African Association of Language Teaching (SAALT), 2013)This article describes an empirical procedure for developing and validating a rating scale for assessing essays in English as a second language. The study was motivated by a concern for the validity of the scoring grid ... -
The meaning and uses of language test scores: an argument-based approach to validation
Van der Walt, Johann L. (SAALT/SAVTO, 2012)In this article, I discuss how the quality of language tests can be determined by means of a validation process. In the past, the quality of language tests was often determined by examining their reliability, content ...