Good hypotheses make good
methods.
•
Hypothesis must be
testable
.
(Exploratory/pilot
analyses are OK as long as you acknowledge
limitations.)
•
Think in terms of regression model:
Y=
1
X
1
+
2
X
2
+
3
X
3
+E
•
Think about directionality:
–
Y
when X
–
Y
when X