POLS 2503 Chapter Notes - Chapter 6: Operationalization, Likert Scale
28 Sep 2017
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Operationalization developing indicators for measuring constructs consisting of variables and attributes. Indicator types: reflective indicators reflect an underlying concept, formative indicators forms an underlying construct. Levels of measurement: nominal used for variable with mutually exclusive attributes, ex: party identification, least detailed or precise measurement, ordinal measures rank-ordered data, ex: likert scale (strongly agree strongly disagree, fails to indicate value. Interval values are rank-ordered and equidistant from attributes: ex: income, weight, distance, most detailed or precise measurement. Binary scales nominal scales that assume one of two possible values.
