Jackson is interested in the effects of violent movies on aggressive behavior. He has some participants in his study watch Grand Torino (his violent movie) and others watch Marley and Me (his nonviolentmovie). Unfortunately, in addition to these movies being very different in their violence level, they also differ in a lot of other ways (one is a comedy, the other isn't, and so forth). This means that Jackson's study has a ____.
a. factorial design
b. confound
c. nonrandom assignment
d. random assignment
Question 2
One of the best things to do if you want to feel good and avoid emotional distress is to ____.
a. form and maintain good social relationships with others
b. limit your social contact with others
c. have high affective intensity
d. have low affective intensity
Serotonin and Risk-Taking Behavior
Organizational and Activational Effects of Testosterone on Social Aggression
Summary of the Effects of Massage
Stone Massage: Beneficial Effects, Therapeutic Uses, and Contraindications
The Molecular Structure and Behavior of Lipids
Effects of disrupted growth hormone function