How do you distinguish between mediation and moderation in causal analysis?
Instruction: Define mediation and moderation, and give examples of how each might appear in a causal study.
Context: Candidates should demonstrate their understanding of the difference between mediation and moderation effects and their significance in causal inference.
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Mediation refers to the mechanism through which an independent variable influences a dependent variable through one or more intervening variables, known as mediators. It essentially captures the "how" or "why" a particular effect occurs. For instance, consider the effect of a training program (independent variable) on employee productivity (dependent variable)...