New model more accurately predicts choices in classic decision-making task

ScienceDaily | 6/13/2019 | Staff
ali11ali11 (Posted by) Level 3
The Iowa Gambling Task presents a subject with four virtual card decks, each containing a different mix of cards that can win or lose fake money. Without being told which decks are more valuable, the subject then picks cards from the decks as they please. Most healthy people gradually learn which decks are more valuable and choose to pick cards only from those decks.

Earlier studies have used Iowa Gambling Task data to build mathematical models that can predict people's card-picking choices. However, building such models is computationally challenging, and previously developed models do not account for the exploratory strategies people use in the task.

Data - Subjects - Ligneul - People - Cycle

In reviewing previously collected data from 500 subjects, Ligneul found that healthy people tend to cycle through the four decks and pick one card from each, especially at the beginning of the task....
(Excerpt) Read more at: ScienceDaily
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