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What is Validity and Reliability in Psychology about?

This document discusses validity and reliability in measuring abstract constructs in social sciences. Validity refers to how well a test measures what it intends to measure, and is assessed through logical (e.g. content validity) and empirical (e.g. predictive validity) methods. Reliability indicates how consistently a test measures a construct and is evaluated through test-retest reliability, equivalent forms reliability, and split-half reliability which examine random measurement errors through correlatio

Author

wedad juma

Language

EN