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Assessing The Effect Of Negative Mood States On Valence-Dependent Belief Updating, Aleksandr Karnick

Master's Theses

Individuals consistently tend to underestimate the likelihood of negative events happening to them and fail to update these beliefs adequately when provided with statistical evidence. However, depressed populations are better able to accurately update beliefs. It is not clear if the ability to update beliefs effectively is due to overall dysphoria or are partially due to momentary fluctuations of acute affective states. Undergraduates (N=83) completed a belief updating task where they estimated the likelihood of a negative event happening to them, were presented with the actual likelihood of the event, and then re-estimated the likelihood of the event happening to …