9.11 IRMP Notes.pdf - Measurement and Concepts Overview ● Concept are everywhere ○ Representing​​ phenomena we theorize about ● We need

9.11 IRMP Notes.pdf - Measurement and Concepts Overview ●...

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Measurement and Concepts Overview Concept are everywhere Representing phenomena we theorize about We need conceptual definitions Extent to which, measurable attributes We need operational definitions Instruments for measuring They apply to a unit of analysis Individuals versus aggregate, ecological fallacy But we need to be careful Measurement error, validity, and reliability Concepts are everywhere Concepts are ideas that represent phenomena in the world, like, Being liberal Social status Voter religiosity Having ambition Acting feminine Racial harmony Being white In political science research we care about these and the relationships between them Conceptual Definitions A conceptual definition clarifies our concept and must communicate (1) Nature of the characteristic and its variation between subjects Voters are more or less tolerant than others, countries are more or less democratic than others (2) Who
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