9.3

Group Behavior

AP Psychology

Social facilitation

Triplett's observation (1898)

Zajonc's resolution (1965)

Evaluation apprehension

Social loafing

When social loafing DECREASES

Social facilitation vs. social loafing

Deindividuation

Group polarization

Risky shift

Groupthink

Conditions that promote groupthink

Symptoms of groupthink

Historical examples

Preventing groupthink

Other group phenomena

Bystander effect

Altruism

AP Exam Tips

Common Mistakes

Key Vocabulary