Frequently Asked Questions

How reliable is a polygraph examination?

Polygraph examinations can be reliable when validated testing techniques are applied. Validated testing techniques are supported by research conducted in accordance with the American Polygraph Association's (APA's) research standards. All examiners employed by Blue Line Polygraphs & Investigations shall use validated testing techniques during all polygraph examinations.

Is there a limit to the number of polygraph examinations a person can take?
How long does it take to get the polygraph examination results?
Can a person manipulate or defeat the polygraph instrument?
How long does a polygraph examination take?
Are lie detector tests admissible in court?
Does taking drugs to pass a polygraph test work?

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Blue Line Polygraphs & Investigations
PO Box 741 | Albany, Oregon | 97321
(541) 979-1019
Oregon Private Investigation / Polygraph (General) License #88193