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discriminating power [1 record]

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Alphabetical list of terms

Record 1 1998-05-19

English

Subject field(s)
  • Psychometry and Psychotechnology
DEF

A composite criterion of the usefulness of a test or test item. It includes an index ... of how precisely the trait is measured (discriminating fineness), ... of the likelihood that the several items of the test will discriminate in the same direction as the trait (probability of the test), ... of the general level of the trait at which the test discriminates (discriminating range).

Key term(s)
  • discrimination power

French

Domaine(s)
  • Psychométrie et psychotechnique
DEF

Qualité d'un item qui permet de distinguer des sujets qui possèdent certaines caractéristiques données.

Spanish

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