Media, Information and Technoculture 3000A/B Study Guide - Final Guide: Simple Random Sample, Karl Popper, Harold Lasswell
23 Nov 2017
School
Department
Professor
Document Summary
Mit 3000 final exam review -- alyssa logie. Manifest content: the surface, not the deeper meaning underneath (latent: descriptive or hypothesis testing. Advantages: )nexpensive, unobtrusive (cid:523)no observer effect(cid:524), objective, texts don"t change because you study them. Disadvantages: is the sample representative, defining categories: steps: Quantification: nominal (frequency), ratio (time and space) Attain data unit of analysis, sample, operational definitions. Manifest content: the surface, not the deeper meaning underneath (latent: comparing media content to real world, assessing image of particular groups in society, establishing starting point for studies of media effects, usually used for: Measure you need to be able to observe. Need prior theoretical conceptualization (of what and how to measure) and. Need to devise a rule for assigning numbers (operational definition) (these numbers need to be applied consistently and must relate to prior theoretical conceptualization) Representative sample: a miniature replica represents the population well, proportionally representative. Small, but has all of the properties of the bigger thing.
