PSY 102 Lecture 10: #10 intragroup processes
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Collective: a body of people who are just around . Group: a body of people who are interacting. Social facilitation: presence of others increases arousal (groups increase arousal) Had cockroaches run simple or complex mazes to avoid a bright light. Ran alone or in the presence of spectator roaches. Measured speed of finding the dark box to hide in. For the easy task, roaches ran more quickly in the presence of others. For the complex task, roaches ran more quickly when alone. Results: less individual cheering as group size increased. People wind fishing reel in small groups. Social loafing: presence of others decreases arousal because people are not specifically accountable (groups decrease arousal) Pulling on a rope with a group. Results: participants pulled rope 18% harder when they thought they were pulling alone. The task is challenging, appealing, or involving. Accountability: the degree to which individual performance will be evaluated. Deindividuation: the loss of a person"s sense of individuality.
