Regarding the polygraph, which of the following statements is FALSE?
A)The National Academy of Sciences recently concluded that polygraph tests should not be used to screen employees.
B)An average of one innocent person in five was rated as guilty by the lie detector.
C)Many cases have been documented in which innocent people were jailed after being convicted on the basis of polygraph evidence.
D)Polygraph readings cannot be thrown off by the person self-inflicting pain or using tranquilizing drugs during the testing.

Question

Quizplus · Accepted Answer

This statement is false because polygraph readings can indeed be thrown off by the individual self-inflicting pain or using tranquilizing drugs during the testing. Such actions can affect physiological responses, potentially leading to a false reading. A skilled examiner can usually detect such attempts to skew the results, but it is not a foolproof method.

Regarding the Polygraph, Which of the Following Statements Is FALSE