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Marquardt, Thomas P.; Gillam, Ronald B. – Language Testing, 1999
Considers the ecological validity of tests in predicting the effects of speech and language impairment on communicative performance in real-world settings and the need for systematic observation of communicative behaviors, particularly of individuals from other cultures. Discusses whether standardized testing and systematic observation are…
Descriptors: Communication Disorders, Cultural Differences, Evaluation Methods, Language Proficiency