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Wechsler Test History and Development Questions and Answers Flashcards

6 cards from real Wechsler Test practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. How many editions of the WAIS have been published as of 2026?

    Answer: 5

    Five editions exist: WAIS (1955), WAIS-R (1981), WAIS-III (1997), WAIS-IV (2008), and WAIS-5 (2021).

  2. The WAIS-R was published in which year?

    Answer: 1981

    The WAIS-R (Wechsler Adult Intelligence Scale–Revised) was published in 1981, about 26 years after the original WAIS.

  3. Which edition of the WAIS first restructured the test around four primary index scores (VCI, PRI, WMI, PSI)?

    Answer: WAIS-IV

    The WAIS-IV (2008) replaced the traditional Verbal IQ/Performance IQ structure with four primary index scores: VCI, PRI, WMI, and PSI.

  4. What age range does the WAIS-IV assess?

    Answer: 16 to 90 years

    The WAIS-IV is designed for individuals aged 16 years 0 months to 90 years 11 months.

  5. Which new primary index score was added in the WAIS-5 (2021) compared to the WAIS-IV?

    Answer: Fluid Reasoning Index

    The WAIS-5 added a Fluid Reasoning Index (FRI) as a new primary index alongside the four existing indexes.

  6. Wechsler scale normative samples are matched to which population to ensure representativeness?

    Answer: U.S. census-matched general population

    Wechsler scales are standardized on samples matched to U.S. Census data for age, sex, race/ethnicity, and education level.