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UNDERADDITIVE [1 record]

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Record 1 2002-05-27

English

Subject field(s)
  • Psychometry and Psychotechnology
CONT

To investigate the locus of signal probability effects and the influence of stimulus quality on this locus, probability was manipulated in Task2 of a psychological refractory period paradigm. The effect was additive with SOA [stimulus-onset asynchrony] when the target was not masked but underadditive with decreasing SOA when masked.

CONT

The consistency manipulation was underadditive with SOA for the patient, but was either additive or overadditive for all the normal subjects.

Key term(s)
  • under-additive

French

Domaine(s)
  • Psychométrie et psychotechnique
CONT

Un effet est dit sous-additif lorsque la somme du temps de traitement cognitif qu'il exige est moindre que la somme des temps exigés pour le traitement de chaque composante prise en isolation.

OBS

Proposition et contexte fournis par le directeur de l'École de psychologie de l'Université d'Ottawa.

Spanish

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