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Serial-position effect is the tendency of a person to recall the first and last items in a series best, and the middle items worst. [1] The term was coined by Hermann Ebbinghaus through studies he performed on himself, and refers to the finding that recall accuracy varies as a function of an item's position within a study list. [ 2 ]
Serial sevens (or, more generally, the descending subtraction task; DST ), where a patient counts down from one hundred by sevens, is a clinical test used to test cognition; for example, to help assess mental status after possible head injury, in suspected cases of dementia or to show sleep inertia. This well-known test, in active documented ...
Early selection models of attention. The early selection model of attention, proposed by Broadbent, [ 1] posits that stimuli are filtered, or selected to be attended to, at an early stage during processing. A filter can be regarded as the selector of relevant information based on basic features, such as color, pitch, or direction of stimuli.
Psychopathy Checklist. The Psychopathy Checklist or Hare Psychopathy Checklist-Revised, now the Psychopathy Checklist—revised ( PCL-R ), is a psychological assessment tool that is commonly used to assess the presence and extent of psychopathy in individuals—most often those institutionalized in the criminal justice system—and to ...
Mental chronometry is the scientific study of processing speed or reaction time on cognitive tasks to infer the content, duration, and temporal sequencing of mental operations. Reaction time (RT; also referred to as " response time ") is measured by the elapsed time between stimulus onset and an individual's response on elementary cognitive ...
Macdonald triad. The Macdonald triad, also known as the triad of sociopathy or the homicidal triad, is a controversial hypothesis that suggests a link between three childhood behaviors – animal cruelty, firesetting, and enuresis (bedwetting) – and later violent tendencies, particularly serial offenses.
Forgetting curve. A representation of the forgetting curve showing retained information halving after each day. The forgetting curve hypothesizes the decline of memory retention in time. This curve shows how information is lost over time when there is no attempt to retain it. [ 1] A related concept is the strength of memory that refers to the ...
Coolidge effect. Crespi effect. Cross-race effect. Curse of knowledge. Diderot effect. Dunning–Kruger effect. Einstellung effect. Endowment effect. Face superiority effect.