Psychology RootsAbsolute Difference the distance between two numeric values, disregarding whether this is positive or negative. The absolute difference thus provides no information …
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Absolute Idealism the philosophical position that both mental and material realities are manifestations of a universal and absolute mind or spirit. See …
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Ability Trait a personality trait that involves an individual’s capacity to attain his or her goals. It is one of three classes …
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Ability Test 1. a norm-referenced standardized test designed to measure competence or capacity to perform physical or mental activity. 2. a test measuring …
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Ability Parameter (symbol: θ) in item response theory, a theoretical value that represents a person’s capability or probable performance on a task. …
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Ability Level an index of achievement or performance that reports the absolute or relative ability of the participant in relation to the …
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Ability Grouping 1. the assignment of pupils to school classes on the basis of their learning ability. 2. the practice of dividing a class …
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Ability n. existing competence or skill to perform a specific physical or mental activity. Although ability may be either innate or developed …
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Abience n. a response or behavior that results in movement away from a stimulus, either by physical withdrawal from the stimulus or by …
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Aberration n. 1. any deviation, particularly a significant or undesirable one, from the normal or typical. See also a mental aberration. 2. in …