Many psychologists are opposed to the use of lie dectors because

asked Nov 28, 2019 42.8k views

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They can be inaccurate when reading the impulses of human beings and linking those impulses to lies or truth is never infallible.

Andrew Wang answered Nov 29, 2019

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Polygraphs cannot distinguish the various possible causes of psychological arousal.

Walls answered Dec 4, 2019