About Validity and Reliability - Atrium
About Validity and Reliability - Atrium
About Validity and Reliability - Atrium
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What is VALIDITY?<strong>About</strong> <strong>Validity</strong> <strong>and</strong> <strong>Reliability</strong>●<strong>Validity</strong> is the degree to which a test measures what it claims tomeasure. If the test is not valid, then results cannot be accuratelyinterpreted <strong>and</strong> applied.What is RELIABILITY?●<strong>Reliability</strong> refers to the consistency of a measure's results for eachapplication of the measure. Reliable measures demonstrate variationthat is strictly attributable to manipulation of the variables underinvestigation.Types of <strong>Validity</strong>Introduction●<strong>Validity</strong> can be broken over the following sub-types:1) Face validity2) Content validity3) Criterion validity4) Concurrent validity5) Predictive validity6) Construct validityFace <strong>Validity</strong>●●A subjective form of validity measure, which associates the variableof interest with the proposed study variable, by relying heavily onlogic <strong>and</strong> common sense.Given its nature, face validity should only be considered as a startingpoint.1
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