WAIS FSIQ and GAI Interpretation 2

Question 1

When a clinician calculates the GAI instead of the FSIQ, which two index scores are intentionally excluded?

Accepted Answer

WMI and PSI

Answer

VCI and PRI

Answer

VCI and WMI

Answer

PRI and PSI

Question 2

A GAI that is significantly higher than the FSIQ most commonly suggests that the examinee has relative weaknesses in:

Accepted Answer

Working memory and processing speed

Answer

Verbal comprehension and fluid reasoning

Answer

Visual-spatial and fluid reasoning

Answer

Verbal comprehension and working memory

Question 3

On the WAIS-IV, what is the lowest possible FSIQ score that can be reported?

Accepted Answer

40

Answer

45

Answer

50

Answer

55

Question 4

Which statistical concept explains why a very high or very low FSIQ score is likely to be closer to the population mean upon retesting?

Accepted Answer

Regression to the mean

Answer

Standard error of measurement

Answer

Practice effect

Answer

Ceiling effect

Question 5

A clinician interprets an FSIQ of 85 as falling in the 'Low Average' classification. What percentile rank does this score correspond to approximately?

Accepted Answer

16th percentile

Answer

5th percentile

Answer

10th percentile

Answer

25th percentile

Question 6

For the GAI to be considered a valid and interpretable composite, the VCI and PRI subtests must first meet what condition?

Accepted Answer

The discrepancy between VCI and PRI must not be too large

Answer

Both indexes must be above 90

Answer

All subtests must have scaled scores above 7

Answer

The examinee must complete testing in a single session

Question 7

Which of the following best describes the 'base rate' consideration when interpreting an FSIQ–GAI discrepancy?

Accepted Answer

The frequency of that discrepancy in the general population

Answer

The reliability coefficient of the FSIQ

Answer

The test-retest stability of the GAI over six months

Answer

The standard error of prediction for future academic performance