BU288 Lecture 2: Lesson 1 - bu288
Document Summary
Objective and systematic: separate opinion and common sense. Hypothesis: formal statement of expected relationship between two variables. Motivation theory: equity theory: ppls reactions to fairness or lack of it. Variables: measure that can take one 2 or more values. Independent variable: predictor of cause of variation in a dependent variable. Dependent variable: vary in result of changes in the independent variable. Moderating variable: affects the nature of the relationship between independent and dependent such that the relationship depends on the level of the moderating variable, typically qualitative. Mediating variable: a variable that intervenes or explains the relationship between independent and dependent. ** exist in the strength of the variables. Reliability: an index of the consistency of a research subject"s responses. Validity: an index of the extent to which a measure truly reflects what it is supposed to measure. Are you measuring what you think you are.
