1
Q
What can experiments with more than one IV demonstrate?
A
Interactions
2
Q
What is a factorial design?
A
A design that includes more than one IV; we test the effect of one factor on the effect of another factor.
3
Q
What is a main effect?
A
Overall or average effect.
4
Q
What can the presence of a significant interaction tell us?
A
That the average behaviour is not an adequate description.
