Share via Share via... Twitter LinkedIn Facebook Pinterest Telegram WhatsApp Yammer RedditRecent ChangesSend via e-MailPrintPermalink × This is an old revision of the document! Measurement Validity and Reliability Measurement Validity and Reliability ut, video /* Number 6 2 */ operationalization indicator measurement reliability random error measurement validity data collection bias construct validity content validity criterion-related validity reactivity test-reactivity triangulation data matrix codebook ut video