PSYCH 240 Lecture Notes - Lecture 20: Japanese Domestic Market, Availability Heuristic, Stomach Cancer
Document Summary
Lecture 20 - judgment and decision making 2. Issues: (a) what heuristics do people use? (b) what errors are common: availability heuristic. What it is, problems: simulation heuristic. What it is, importance of causal links: conjunction fallacy. What it is, how it can be explained: framing effect, conclusions. Reduce complexity of task but produce errors. You"ll then be asked to make a judgment about the list. Recall: write down as many names as you can remember. Evaluate: how many male names did they write down vs how many female names. Interaction between famous and number of names remember. Estimate how many male names vs female names. Same results as recall: if famous, then that category was deemed to have more names. A person is said to employ the availability heuristic whenever he estimates frequency or probability by the ease with which instances or associations could be brought to mind.
