Unformatted text preview: losis vs. Fire & Flames Impact on risk assessment Which causes more deaths per year?
Cause of death Cause Stomach Cancer Motor Vehicle Motor Accident Accident Tuberculosis Fire and Flames
Annual U.S. Newspaper Choice Total (per 10000) reports/year 14% 86% 95 46 1 137 23% 77% 4 5 0 24 How much did we each contribute?
(Ross & Sicoly, 1979) • making breakfast • cleaning dishes • cleaning house • shopping for groceries • caring for children • planning leisure activities • making important decisions • resolving conflicts • washing clothes • keeping in touch with relatives • demonstrating affection • taking out garbage primarily wife primarily husband Methods for Conserving Cognitive Energy Cognitive Heuristics Representativeness: Representativeness: People judge the likelihood of something belonging to a category based on how well it represents, or matches, a particular prototype for the category. Representativeness Heuristic Representativeness Who is the basketball player? Methods for Conserving Cognitive Energy Cognitive Heuristics Anchoring & Adjustment
People begin with a rough judgment as a starting point and then adjust this judgment in light of other information information Anchoring and Adjustment Anchoring
(Kahneman & Tversky, 1974) Step 1: Is the percentage o...
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- Fall '09
- Daniel Kahneman, Conserving Cognitive Energy Cognitive, Conserving Cognitive Energy, Cognitive Energy Cognitive