Wechsler Test Score Interpretation and Report Writing 3 — Questions and Answers
Question 1: A Full Scale IQ of 100 corresponds to which percentile rank?
- 25th
- 50th (Correct answer)
- 60th
- 75th
Correct answer: 50th
An IQ of 100 equals the mean, placing the examinee at the 50th percentile.
Question 2: Which Wechsler index is most associated with sustained attention and mental manipulation of information?
- Verbal Comprehension Index
- Working Memory Index (Correct answer)
- Perceptual Reasoning Index
- Processing Speed Index
Correct answer: Working Memory Index
The Working Memory Index assesses attention, concentration, and mental manipulation.
Question 3: A scaled score of 7 on a subtest indicates performance that is approximately how far from the mean?
- At the mean
- One SD below the mean (Correct answer)
- One SD above the mean
- Two SD below the mean
Correct answer: One SD below the mean
With a subtest mean of 10 and SD of 3, a score of 7 is one standard deviation below the mean.
Question 4: When writing a psychological report, which section typically states the purpose of the assessment?
- Background information
- Reason for referral (Correct answer)
- Test results
- Recommendations
Correct answer: Reason for referral
The Reason for Referral section establishes why the evaluation was requested.
Question 5: An examinee shows a strong Verbal Comprehension Index but a weak Processing Speed Index. How should this be framed?
- As a global intellectual deficit
- As a relative strength and weakness pattern (Correct answer)
- As invalid results
- As an error in administration
Correct answer: As a relative strength and weakness pattern
Differing index scores describe relative strengths and weaknesses within the individual's profile.
Question 6: What is the recommended approach when a behavioral observation suggests anxiety affected test performance?
- Omit the scores entirely
- Note it as a factor potentially lowering scores (Correct answer)
- Increase the IQ estimate
- Ignore the observation
Correct answer: Note it as a factor potentially lowering scores
Examiners should document conditions like anxiety that may have suppressed performance and interpret scores accordingly.
Question 7: Which classification corresponds to a Full Scale IQ in the 80–89 range on the WAIS-IV?
- Average
- Low Average (Correct answer)
- Borderline
- High Average
Correct answer: Low Average
Scores from 80 to 89 fall within the Low Average classification range.
Wechsler Test Score Interpretation and Report Writing 3
A Full Scale IQ of 100 corresponds to which percentile rank?