Zusammenfassung der Ressource
ISSUES OF VALIDITY AND
RELIABILITY IN SECOND LANGUAGE
PERFORMANCE ASSESSMENT
- VALIDITY
- Validity is the most important queality of tests use
- validation process is te evidence that support desitions
made on the basis of tests scores
- Types of validity
- construct validity
- Samples of behavioural domain of interests
- predictive validity
- prediction = performance assessment
- content validity
- extent of the ability in a domain
- validity and two approaches to performance
- construct-centered approach
- tasks-centered approach
- Infereces are not going beyond a specific testing context
- RELIABILITY
- Prerequisite to validity; it must be
consisten and according to language
performance
- reliability in a tests
- simulation of a test task
- consistency of ratings
- types of reliability
- inter-examiner
- intra-examiner
- inter-rater
- intra- rater