Chapter 14. Lie Detection

Infographic

Infographic Activity
by David Myers and Nathan DeWall
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Thinking Critically About: Lie Detection

Researchers have evaluated polygraph accuracy in detecting lies and discovered that they are not very accurate at all.

An infographic about lie detection. You can read full description from the link below
Figure 14.1:

Lie Detection imageEnlarge figure Image description

Quiz

Quiz

Question 14.1

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No, this would not confirm lying, because truth-telling people can also get anxious or respond emotionally when asked about an emotional event.

Question 14.2

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Higher accuracy may be obtained by asking about details of a crime that only a guilty person would know. For example, an examiner may check to see if a person’s arousal is greater when asked about a specific weapon among other weapons, or a specific stolen item among other possibilities.