The effect of a large group's estimate, answer, or decision being as (or more) accurate as the response given by any of the individuals within the group.

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-4
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Is this a correct representation of the DSM-5 Codes? [closed]

(1) Question (2) Neurodevelopmental disorders .....(2.1) Intellectual disabilities .....(2.2) Communication disorders .....(2.3) Autism spectrum disorder .....(2.4) Attention deficit hyperactivity ...
7
votes
1answer
180 views

Appropriate metric(s) for quantifying the accuracy gain obtained from averaging dyads of estimates instead of adopting individual estimates?

Background The question relates to research I am doing into the Wisdom of Crowds effect (Galton, 1907; Page, 2007; Surowiecki, 2004), in which an average of the estimates made by individuals proves ...
20
votes
2answers
495 views

Performance of a group solving a cognitive task: How does it scale?

Some intellectual, cognitive and perceptual tasks can be solved collaboratively. It is common knowledge that group performance is better than that of each single individual due to exchange of ...