Session 22_Judgment_Covar_handout

Session 22_Judgment_Covar_handout - How can we make...

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1 Judgment Dr. Kim Vu PSY 332: Cognition 1 Session 22 Judgment ± Judgment ² How people think about evidence, draw conclusions, and make judgments PSY 332: Cognition 2 Dr. Kim Vu How to arrive at our decisions: ² ___________________- reasoning in which one seeks to draw general claims from specific bits of evidence PSY 332: Cognition 3 Dr. Kim Vu ² ___________________-reasoning in which one starts with claims and general assertions and ask what follows from these premises How can we make judgments ± Algorithms ² E.g., What word do these letters spell out? PSY 332: Cognition 4 Dr. Kim Vu ± Heuristic Why Do People Use Heuristics? PSY 332: Cognition 5 Dr. Kim Vu Availability Heuristic ± Which is a more common pet among college students? PSY 332: Cognition 6 Dr. Kim Vu ± Are there more words in the dictionary beginning with the letter ____ or more words with an ___ in the third position?
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2 Availability Heuristic ± Estimate probabilities or frequencies of events on basis of the ease with which they can be retrieved from memory PSY 332: Cognition 7 Dr. Kim Vu Tversky & Kahneman (1973, 1974) Using the availability heuristic when making judgments ² Presented participants with a list of names PSY 332: Cognition 8 Dr. Kim Vu ² Participants judged whether the list contained more names of men or women ± ± Group 1: names of the men were more famous ± Group 2: names of the women were more famous Results ± Group 1: names of the men were more famous PSY 332: Cognition 9 Dr. Kim Vu ± Group 2: names of the women were more famous ± Why? Impact of Applying the Availability Heuristic ± Where should federal funding go? PSY 332: Cognition 10 Dr. Kim Vu ± Influence of the media 3 Major biases from availability ± Familiarity PSY 332: Cognition 11 Dr. Kim Vu ± Vividness ± Recency Does knowledge of the availability heuristic help your future judgments?
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Session 22_Judgment_Covar_handout - How can we make...

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