ASOC 220 Lecture Notes - Lecture 12: External Validity, Operational Definition, Face Validity
2 Jun 2017
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Introduction to social research reliability and validity wednesday, february 22, 2017 reliability and validity. * does idea about social reality actually fit with reality. * each measure should measure one and only one construct. * precise levels of measurement by increasing the level of detail. * pilot tests to try out different measures. * how well conceptual and operational definitions match, or mean the same thing. * measure that is valid for one construct may not work in other contexts. * applies most to constructs of abstract ideas. * gender isn"t abstract unless you are studying transgender issues. * measurement validity validity for a particular purpose or definition. * predictive a valid measurement for prediction versus a predictive relationship. Reliablity and validity more closely associated with quantitative research. In fact, need to because of the more flexible design. Reliability needed for validity but does not guarantee validity.
