In one study, polygraph results were compared to later confessions of guilt in criminal cases. The results of the study showed that the polygraph accurately detected all lies.

Question

Quizplus · Accepted Answer

Polygraph results are not 100% accurate and have been shown to produce false positives and false negatives, meaning that innocent individuals may be falsely accused and guilty individuals may pass the test. Therefore, it is unlikely that the polygraph accurately detected all lies in the study mentioned above.

In One Study, Polygraph Results Were Compared to Later Confessions