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Purpura, James E.; Brown, James Dean; Schoonen, Rob – Language Learning, 2015
In empirical applied linguistics research it is essential that the key variables are operationalized in a valid and reliable way, and that the scores are treated appropriately, allowing for a proper testing of the hypotheses under investigation. The current article addresses several theoretical and practical issues regarding the use of measurement…
Descriptors: Applied Linguistics, Language Research, Statistical Analysis, Validity

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