STRATEGIES OF RESEARCH DESIGN
DOUBLE-BARRELED HYPOTHESIS: This can mean one of three things:
INTERACTION EFFECT: This means a combination of things:
HYPOTHESIS: Poverty and a high concentration of teenagers in an area cause property crime to increase.
OR
Poverty
OR
High
Concentration
of Teens
Poverty
and High
Concentration
of Teens
CRIME
CRIME
CRIME
Poverty
and High
Concentration
of Teens
Together
CRIME
FIGURE 4 Double-Barreled Hypothesis versus Interaction Effect