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The overconfidence effect is a well-established bias in which a person's subjective confidence in their judgments is reliably greater than the objective accuracy of those judgments, especially when confidence is relatively high. [1] [2] Overconfidence is one example of a miscalibration of subjective probabilities.
Overconfidence effect, a tendency to have excessive confidence in one's own answers to questions. For example, for certain types of questions, answers that people rate as "99% certain" turn out to be wrong 40% of the time. [5] [44] [45] [46] Planning fallacy, the tendency for people to underestimate the time it will take them to complete a ...
The idea that ambiguity moderates illusory superiority has empirical research support from a study involving two conditions: in one, participants were given criteria for assessing a trait as ambiguous or unambiguous, and in the other participants were free to assess the traits according to their own criteria.
The Pollyanna principle (also called Pollyannaism or positivity bias) is the tendency for people to remember pleasant items more accurately than unpleasant ones. [1] Research indicates that at the subconscious level, the mind tends to focus on the optimistic; while at the conscious level, it tends to focus on the negative.
Why You Need to Do Your Research There are other takeaways from this study and others that can have a bearing on how you interpret professional advice and whether or not to act on it. For example:
The hindsight bias causes defendants to be judged as capable of preventing the bad outcome. [52] Although much stronger for the defendants, hindsight bias also affects the plaintiffs . In cases that there is an assumption of risk, hindsight bias may contribute to the jurors perceiving the event as riskier because of the poor outcome.
The activation portion raises the question of why we allow ourselves to think of other alternatives that could have been beneficial or harmful to us. It is believed that humans tend to think of counterfactual ideas when there were exceptional circumstances that led to an event, and thus could have been avoided in the first place.
Social desirability bias is a bias within social science research where survey respondents can tend to answer questions in a manner that will be viewed positively by others. [89] It can take the form of over-reporting laudable behavior, or under-reporting undesirable behavior.