COMM 102 Lecture Notes - Lecture 3: Dependent And Independent Variables, Social Class, Indep

• School: U of M
• Department: Communication Studies
• Course: COMM 102
• Professor: Scott Campbell

Document Summary

Doing social scientific research: important terms. Systematic explanations and predictions of phenomena a set of generalizations that explain observable phenomena by posing some relationships among variables. Generalized statement- people are drawn to media messages that are going to make them feel good in comparison to messages that are going make them feel guilty. A specific statement or proposal that can be tested by means of gathering empirical evidence. Specific prediction about what will happen in a specific situation if the overall theory is true: more specific than theories have to be testable. Theory: people imitate what they see other people do. Hypothesis 1: people who have more facebook friends will be healthier. Hypothesis 2: people who text more often will be healthier. A hypothesis is either accepted or rejected: helping further define the theory. Variable a phenomenon / event that we can observe differs across different people. More than one value can be assigned: ex.