Description: The Polygraph Professionals has already conducted in excess of 8500 forensic/crime-related and personnel vetting polygraph examinations.
A polygraph instrument records the following psycho-physiological activity in the body specifically when the examinee is confronted with specific questions concerning a crime or incident under investigation:
The accuracy of a polygraph examination varies between 85% and 95% depending on the question format used. A polygraph test usually takes about 1 to 1½ hours.
An examinee must submit voluntarily to be tested and he/she must co-operate fully to ensure that reliable, accurate and useful results are obtained.