A Polygraph Examination of a Suspected Murderer Included an Assessment

question 71

Multiple Choice

A polygraph examination of a suspected murderer included an assessment of his reaction to a detailed description of the victim's clothing and death wounds-details that would be known only to a person at the scene of the crime. The investigators were using the

• A) catharsis hypothesis.
• B) facial feedback effect.
• C) guilty knowledge test.
• D) adaptation-level phenomenon.

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Definitions:

Demand Characteristics

Cues in an experimental environment that communicate to participants how they are expected to behave.

Ambiguous Pictures

Images designed to be open to multiple interpretations or to create visual uncertainty.

Duck/Rabbit

An ambiguous image that can be seen as either a duck or a rabbit, used to discuss perceptual shifts and cognitive processes.

Mental Images

Visual representations in the mind that are not currently being perceived through sight.