In most legal situations, a lawyer cannot introduce evidence from a "lie detector." Why?
A)Polygraphs cannot detect autonomic nervous system activity.
B)Guilty people are incorrectly identified as innocent.
C)The polygraph only works under a high state of arousal.
D)The polygraph is not sensitive to changes in hormonal levels.
E)There is a high degree of false positives.

Question

Quizplus · Accepted Answer

Polygraphs are not considered reliable because they often produce false positives, meaning they can indicate a person is lying when they are not.

In Most Legal Situations, a Lawyer Cannot Introduce Evidence from a "Lie