42.8k views
2 votes
Many psychologists are opposed to the use of lie dectors because

User Euphoric
by
7.8k points

2 Answers

5 votes
They can be inaccurate when reading the impulses of human beings and linking those impulses to lies or truth is never infallible.
User Andrew Wang
by
6.7k points
3 votes
Polygraphs cannot distinguish the various possible causes of psychological arousal.
User Walls
by
6.3k points