CMNS 260 Lecture Notes - Lecture 4: Dependent And Independent Variables, Reductionism, Null Hypothesis

• School: Simon Fraser University
• Department: Communication
• Course: CMNS 260
• Professor: Frederik Lesage

Document Summary

Keyword: causality recap: a causal explanation is a statement in social theory about why events occur that is expressed in terms of causes and effects. They correspond to associations in the empirical world (p. 32) A causal explanation requires: temporal, association, and that you eliminate plausible alternatives. Keyword: hypothesis: a hypothesis is a statement from a causal explanation of a proposition that has at least one independent variable and one dependent variable, but it has yet to be empirically proven (87) Ways of stating causal relationships causes, x leads to y x is related to y x influence y x is associated with y if x higher, then y lower. A good abstract will give you a sense for what is in the journal article. Hypothesis 1: the primary motive for sns use for both american and japanese young women will be peer communication (regardless of nationality variable, both will still have as a primary motive peer communication. )