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Most students came into the study with the knowledge that 7-8 hours of sleep each night constitutes a good night's rest. The difference between the articles the students read was the amount of sleep recommended ranging from 8 to 0 hours each night. Persuasion increased as the recommended amount of sleep lowered until it was reduced to 3 hours.
For example, people have long believed that ulcers were caused by stress, due to the representativeness heuristic, when in fact bacteria cause ulcers. [2] In a similar line of thinking, in some alternative medicine beliefs patients have been encouraged to eat organ meat that corresponds to their medical disorder.
Personality judgment (or personality judgement in UK) is the process by which people perceive each other's personalities through acquisition of certain information about others, or meeting others in person. The purpose of studying personality judgment is to understand past behavior exhibited by individuals and predict future behavior.
In psychology, availability is the ease with which a particular idea can be brought to mind. When people estimate how likely or how frequent an event is on the basis of its availability, they are using the availability heuristic. [58] When an infrequent event can be brought easily and vividly to mind, this heuristic overestimates its likelihood.
For example, when getting to know others, people tend to ask leading questions which seem biased towards confirming their assumptions about the person. However, this kind of confirmation bias has also been argued to be an example of social skill ; a way to establish a connection with the other person.
[6] For example, the representativeness heuristic is defined as "The tendency to judge the frequency or likelihood" of an occurrence by the extent of which the event "resembles the typical case." [13] The "Linda Problem" illustrates the representativeness heuristic (Tversky & Kahneman, 1983 [14]). Participants were given a description of "Linda ...
Examples of social information include information about the behavior of a social entity or the properties of a social system, while nonsocial information is information about something physical. Contexts in which an organism may use social heuristics can include "games against nature" and "social games".
In formal psychology, judgement and decision making (JDM) is a cognitive process by which individuals reason, make decisions, and form opinions and beliefs. [ 3 ] [ 4 ] Additionally, judgement can mean personality judgment ; a psychological phenomenon in which a person forms specific opinions of other people.