Wechsler Abbreviated Scale of Intelligence (WASI-II) Assessment - - PowerPoint PPT Presentation

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Wechsler Abbreviated Scale of Intelligence (WASI-II) Assessment - - PowerPoint PPT Presentation

Wechsler Abbreviated Scale of Intelligence (WASI-II) Assessment overview Claire Parsons Overview 1. WASI-II 2. Revision goals and updates 3. Advantages and Limitations 4. Standardisation 5. Pricing 6. Questions 3 Wechsler Abbreviated


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Wechsler Abbreviated Scale of Intelligence (WASI-II)

Assessment overview Claire Parsons

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 3

Overview

  • 1. WASI-II
  • 2. Revision goals and updates
  • 3. Advantages and Limitations
  • 4. Standardisation
  • 5. Pricing
  • 6. Questions
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 4

WASI-II

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 5

WASI-II

  • Publication year: 2011
  • Age Range: 6 – 90:11
  • Administration: 4-subtest – 30mins

2-subtest – 15mins

  • Qualification code: CL1
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 6

WASI-II Subtests

Subtests should be administered in the order below:

  • Block design
  • Vocabulary
  • Matrix reasoning
  • Similarities

FSIQ-4 FSIQ-2 VCI PRI

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 7

Block design

Administration

  • Items 1-4 use model and stimulus book
  • Items 5-13 use stimulus book

Scoring

  • Items 1 – 4 on trial 1 scored 0 or 2, on trial 2 scored 0 or 1
  • Items 5 – 13 scored 0, 4, 5, 6 or 7 depending on time completed
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 8

Vocabulary

Administration

  • Items 1 – 3 are picture items
  • Items 4 – 31 are verbal with word written in the stimulus book

Scoring

  • 0, 1 or 2

Tell me what it is: Item 31:

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 9

Matrix reasoning

Administration

  • Four types of items:

Scoring

  • 0 or 1 for each item
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 10

Similarities

Administration:

  • Items 1 – 3 are pictures
  • Items 4 – 24 are verbal

Scoring

  • 0, 1 or 2

In what way are MEMORY and PRACTICE alike? A Pig and a Dog are alike because they are both ANIMALS. Which one here is an animal like these?

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 11

WASI-II Scoring

  • Raw scores
  • T-Scores
  • Sum of T-Scores
  • Composite scores
  • Full Scale – 2
  • Full Scale – 4
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 12

Revision goals and updates

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 13

Revision Goals

  • Enhance the link to the WISC-IV and WAIS-IV
  • Increase user-friendliness
  • Improve psychometric properties
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 14

Advantages and Limitations of WASI-II

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Advantages of WASI-II

  • Ease of use
  • Four-subtest and Two-subtest forms
  • Item and subtest parallels with WISC-IV and WAIS-IV
  • Broad age range
  • Independent norms
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 16

Limitations of WASI-II

  • Not comprehensive
  • Does not represent all factors
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 17

Standardisation

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 18

Standardisation

  • US standardisation
  • Representative of the US English-speaking population
  • 2300 people aged 6 – 90 (divided into 23 age groups)
  • Special group studies:
  • Mild or moderate intellecual disability
  • ADHD
  • Learning disorders
  • Traumatic brain injury
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 19

Reliability

Internal consistency Test-retest reliability

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 20

Pricing

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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 21

Pricing (correct 26/05/2015)

Complete kit:

  • Includes manual, stimulus book, 25 record forms and set of 9 blocks.
  • ISBN: 9780158981567
  • £315.50 ex VAT £378.60 inc VAT

Record forms (pack of 25)

  • ISBN: 9780158981598
  • £66.50 ex VAT £79.80 inc VAT

Manual

  • ISBN: 9780158981574
  • £164ex VAT £164inc VAT
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Wechsler Abbreviated Scale of Intelligence (WASI-II) l July 2012 22

Questions

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Questions?

?

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Thank you