Moderation Analysis

Question 1

What is a moderation effect?

Answer 1

It refers to a situation in which the relationship between the predictor and the outcome variables changes as a function of the level of a third variable (the moderator).

Question 2

What is a moderation analysis similar to?

Answer 2

A factorial analysis of variance. However, ANOVA does not work well with one or both of the interacting variables are continuous.

Question 3

What does the moderation model include?

Answer 3

Predictor, moderator and predictor * moderator (interaction term) on the outcome.

Question 4

What are the names of the variables in moderation?

Answer 4

Y = outcome 
X = predictor 
M = moderator (same as mediation).