The Wechsler tests were developed by David Wechsler, a Romanian-American psychologist. The first edition of the WAIS was published in 1955, and the WISC in 1949. Since then, several revisions have been made, with the most recent versions being the WAIS-V (2014) and WISC-V (2014).
This guide is for educational purposes only. The Wechsler tests should only be administered, scored, and interpreted by a qualified psychologist. test de wechsler
| IQ Score | Classification | |----------|----------------| | ≥ 130 | Very Superior | | 120–129 | Superior | | 110–119 | High Average | | 90–109 | Average | | 80–89 | Low Average | | 70–79 | Borderline | | ≤ 69 | Extremely Low | The Wechsler tests were developed by David Wechsler,
A single IQ score is less informative than the profile of strengths and weaknesses across indices. For example, high Verbal but low Processing Speed might suggest a learning disorder. This guide is for educational purposes only
The overall IQ score is calculated by combining the four index scores. The scores are standardized to have a mean of 100 and a standard deviation of 15.
L'IRT évalue la vitesse à laquelle le cerveau perçoit, analyse et répond à des stimuli visuels simples. Les épreuves se déroulent en temps limité et demandent de cocher des symboles cibles ou d'associer des codes graphiques. Un score bas peut traduire une fatigabilité, un trouble de l'attention ou une grande anxiété face au chronomètre. Le Quotient Intellectuel (QI) : Interprétation statistique
A: Typically once every 1–2 years due to practice effects. WAIS and WISC have alternate forms.