PSYCH 176 Final
No description yet. This curated deck is ready for daily study.
Card preview (7)
Group creativity and decision making is a key to _____. It is analogous to ________ in individual creativity and decision making
good group decision making and harnessing value of diverse opinions analogous to breadth of knowledge in individual creativity
Why is averaging powerful?
statistical principle: the average of the individual estimates will be at least as accurate as the average individual performance deviation from truth(error) = systematic bias +random error as bracketing increases, so does power of averaging. (EX: 2 unbiased, uncorrelated judges will have 50% bracketing rate)
People tend to underestimate the value of ______ and instead “Chase the expert”
averaging it is rare that the individual will consistently outperform the group
If judgements are not made independently, they _____-
converge this greatly reduces the benefits of combining individual judgements
Asch Experiment (1951)
Brought you into a room with other people -you perform a visual perception task: Judge line lengths – which one is the most similar to the test line • having just 1 other subject in the experiment drastically reduces conformity • 3 stooges results in more conformity than 8 stooges plus one other subject • with 2 stooges and 16 subjects, stooges get laughed at • the less clear the correct answer is, the more conformity
4 Primary Themes of the Class
• Being creative is risky • immediate focus on small number of alternatives • The role of knowledge • Accessing knowledge
What can affect group influence
• degree of cohesion • attraction to group and current level of cohesion may affect willingness to contradict others • strong attraction coupled with low cohesion is the problem • confidence in acceptance by group is a critical variable