Chapter 2

Classification & Assessment in Clinical Psychology

Set G


A distinct set of syndromes.

Thematic Apperception Test (TAT)

A projective personality test consisting of 30 black and white pictures of people in vague or ambiguous situations.

Test-Retest Reliability

The extent that a test will produce roughly similar results when the test is given to the same person several weeks or even months apart (as long as no treatments or interventions have occurred in between).


The extent that an assessment method does actually measure what it claims to be measuring.

Weschler Adult Intelligence Scale (WAIS)

Measures intelligence in adults and older adolescents. Measures vocabulary, arithmetic ability, digit span, information comprehension, letter-number sequencing, picture completion ability, reasoning ability, symbol search and object assembly ability.

Structured Interview

An interview in which questions will be asked, their sequence and detailed information to be gathered are all predetermined.

Unstructured Interview

A free-flowing interview in which questions to be asked, their sequence and detailed information gathered are not predetermined.