What do WAIS-IV scores mean?

What do WAIS-IV scores mean?

This index reflects an individual’s ability to understand, use and think with spoken language. It also demonstrates the breadth and depth of knowledge acquired from one’s environment. It measures the retrieval from long-term memory of such information. Perceptual Reasoning Index.

What is the average WAIS-IV score?

Average IQ score by age

Age Average The average IQ score by age
16-17-year-olds 108
Adults between 18 and 19 years 105
For people between 20 and 24 years of age 99
For people between 24 and 34 years of age 97

How do you score in WAIS 4?

Part of a video titled Lecture 8b: interpreting the WAIS IV - YouTube

How is the WAIS test scored?

The range of possible WAIS-IV full scale IQs is 45–155. The WAIS-IV computes scaled scores for each individual based exclusively on chronological age. The use of four indexes derives from the results of factor analysis.

What is a good score on the WAIS?

The average score for the test is 100, and any score from 90 to 109 is considered to be in the average intelligence range. Score from 110 to 119 are considered to be High Average. Superior scores range from 120 to 129 and anything over 130 is considered Very Superior.

How do you read Wechsler scores?

Each Index Scale is comprised of two subtests that together make up the scale result….WISC-V Structure.

Composite Score Range Traditional Description WISC-V Classification
110 – 119 High Average High Average
90 – 109 Average Average
80-89 Low Average Low Average
70 – 79 Borderline Very Low

How is FSIQ WAIS calculated?

FSIQ = 25 + 0.75*S where S is the Sum of Scaled Scores. The 100’s are the means of the two distributions and the 15 and 20 are their standard deviations. All of this can be obtained by publically released information.

What is a composite score on the WAIS?

The Full Scale IQ (FSIQ) composite score is derived from 10 subtest scores and is considered the most representative estimate of global intellectual functioning.

What are the 6 indexes on the WAIS-IV?

Index scores and scales Verbal Comprehension Index (VCI) Perceptual Reasoning Index (PRI) Working Memory Index (WMI) Processing Speed Index (PSI)

What is a FSIQ score?

Definition. The Full Scale IQ is a score derived from administration of selected subtests from the Wechsler Intelligence Scales designed to provide a measure of an individual’s overall level of general cognitive and intellectual functioning.

What WAIS score is between 85 and 115?

By the 68-95-99.7 rule, 68% of the people have WAIS scores between 100-15 and 100+15. Namely, 99.7% of the people have WAIS scores between 85 and 115. Hence, 32% of the people have WAIS scores below 85 or above 115.

What is a good FSIQ score?

The primary index scores range from 45 to 155; the FSIQ ranges from 40 to 160. For both the primary index scores and the FSIQ, scores ranging from 90 to 109 are typically considered average.

What is a scaled score?

A scaled score is a representation of the total number of correct answers (also known as raw scores) a candidate has provided that has been converted onto a consistent and standardized scale. Scaled scores indicate the same level of performance, regardless of which form a candidate has received.

What WISC IV score is gifted?

by Carolyn K., director, Hoagies’ Gifted Education Page

Level of Giftedness Full Scale IQ score WISC-IV, WPPSI-III source: Assessment of Children
gifted or moderately gifted (G or MG) 130-138
highly gifted (HG) 138-145
exceptionally gifted (EG) 145-152
profoundly gifted (PG) 152-160
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