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Of the 34,000 members of the ACFE, more than 15,000 are certified fraud examiners.
The first polygraph was invented in 1917 and was used for counterintelligence work during World War I. In 1938, the FBI began using polygraph examinations. The first polygraph to be used in a courtroom as evidence was on Dr. Francis Sweeney; a chief suspect in the Cleveland torso murders. He failed the polygraph test but was released later due to lack of evidence.
The total number of title examiners and searchers was approximately 28,000 in the mid 1990s
30000
Polygraph examiner
The polygraph test is not "proof-positive". The polygraph test is not completely unreliable.
parts of a polygraph machine
4
Unless there is a crime committed one cannot simply go for a lie detector test.CORRECTION: Unless prohibited by state law, anyone can submit themselves voluntarily to a polygraph exam. There are hundreds of private examiners nationwide who can easily be found by searching "lie detector" or "polygraph" on the internet. If the person who want to take the exam is under 18, however, written consent of the parent will be required. - Michael Martin (President, Global Polygraph Network)Save
It depends on the issue. $400 is a starting point. Some polygraph examiners will charge as much as $1500 for a polygraph test. The instrument is a different story. They're now using computerized polygraphs. The software program and equipment will run around $6K. A used analog instrument will run around $1,200 i think about $400.00
AHH a lie detector ANSWER by Engl1sh: A perfessional typically uses the term 'polygraph' test.
Of course I'll submit to a polygraph test.