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What is Questionnaire Reliability and Validity about?
The document discusses the reliability and validity of questionnaires. It defines reliability as the consistency of measurement, and identifies three types of reliability: test-retest, alternate-form, and internal consistency. Validity refers to how well a questionnaire measures the intended construct, and there are two main types: construct validity and criterion validity. Construct validity assesses how well a measure captures the underlying conceptual variable, while criterion validity compares a self-re
- Author
- prateek sachdeva
- Language
- EN