Are probabilities overweighted or underweighted when rare outcomes are experienced (rarely)?

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Author(s): Ungemach, Christoph; Chater, Nick; Stewart, Neil

Article Title: Are Probabilities Overweighted or Underweighted When

Rare Outcomes Are Experienced (Rarely)?

Year of publication: 2009

Link to published version:

Are probabilities overweighted or underweighted 1

Running Head: ARE PROBABILITIES OVERWEIGHTED OR UNDERWEIGHTED

Are probabilities overweighted or underweighted,

when rare outcomes are experienced (rarely)?

Christoph Ungemach

University of Warwick, England

Nick Chater

University College London, England

Neil Stewart

University of Warwick, England

c.ungemach@warwick.ac.uk

+44 (0) 24 7652 8386

Department of Psychology

University of Warwick

Coventry

CV4 7AL

England

Ungemach, C., Chater, N., & Stewart, N. (2009). Are probabilities overweighted or

underweighted, when rare outcomes are experienced (rarely)? Psychological Science,

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