01:920:311 Lecture 5: Measurements (Continued)
7 Nov 2018
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Operationalization: the process of identifying exactly how you will go about collecting data. Independent variable: generation (concept: years as cut of points- what year were you born in, millennials = 1981 to 1996, older generations = baby boomers, silent generation, gen x, dependent variable: success (concept) It"s hard to find out what means success, so it"s fine to use more than one variable. Income income at age_______ (account for inflation: cut of point is r making , range poverty/middle class/rich. Reliability and validity: reliability (consistency): the extent to which a measurement procedure yields consistent results when the phenomenon being measured is not changing. If this measurement was taken a bunch of times it would you get the same or similar answer: validity (accuracy): the extent to which an indicator accurately measures what it is intended to measure. For a sample of articles, you measure each article"s slant and categorize it as liberal bias.
