How do I beat a polygraph test?
461003
Polygraphy is Quackery\n\nScientists overwhelmingly agree that polygraph "testing" is junk science. The only "raging debate" pits people who don't yet understand that it's flimflam against the growing number who do. \n\nOur government's stubborn reliance on this pseudoscience poses a clear and present danger: make-believe science yields make-believe security. \n\nThis non-profit, public interest website is dedicated to telling the truth about lie detectors that those with vested interests in perpetuating the polygraph don't want you to know. \n  \nThe lie detector is itself based on lies...\n\nDid you know it takes less training to give lie detector "tests" than it does to give haircuts? The longest polygraph school (run by the U.S. Government; perhaps its students are slow learners) produces newly minted polygraphers in just 14 weeks -- less than half the time it takes to graduate from a typical barber college. But while barber college graduates can cut hair, polygraph school graduates cannot detect lies. \n \nThe dirty little secret behind the polygraph is that the "test" depends on trickery, not science. The person being "tested" is not supposed to know that while the polygraph operator declares that all questions must be answered truthfully, warning that the slightest hint of deception will be detected, he secretly assumes that denials in response to certain questions -- called "control" questions -- will be less than truthful. An example of a commonly used control question is, "Did you ever lie to get out of trouble?" The polygrapher steers the examinee into a denial by warning, for example, that anyone who would do so is the same kind of person who would commit the kind of behavior that is under investigation and then lie about it. But secretly, it is assumed that everyone has lied to get out of trouble. \n\nThe polygraph pens don't do a special dance when a person lies. The polygrapher scores the test by comparing physiological responses (breathing, blood pressure, heart, and perspiration rates) to these probable-lie control questions with reactions to relevant questions such as, "Did you ever commit an act of espionage against the United States?" (commonly asked in security screening). If the former reactions are greater, the examinee passes; if the latter are greater, he fails. If responses to both "control" and relevant questions are about the same, the result is deemed inconclusive. \n\nThe test also includes irrelevant questions such as, "Are the lights on in this room?" The polygrapher falsely explains that such questions provide a "baseline for truth," because the true answer is obvious. But in reality, they are not scored at all! They merely serve as buffers between pairs of relevant and "control" questions. \n\nThe simplistic methodology used in polygraph testing has no grounding in the scientific method: it is no more scientific than astrology or tarot cards. Government agencies value it because people who don't realize it's a fraud sometimes make damaging admissions. But as a result of reliance on this voodoo science, the truthful are often falsely branded as liars while the deceptive pass through. \n\nPerversely, the "test" is inherently biased against the truthful, because the more honestly one answers the "control" questions, and as a consequence feels less stress when answering them, the more likely one is to fail. Conversely, liars can beat the test by covertly augmenting their physiological reactions to the "control" questions. This can be done, for example, by doing mental arithmetic, thinking exciting thoughts, altering one's breathing pattern, or simply biting the side of the tongue. Truthful persons can also use these techniques to protect themselves against the risk of a false positive outcome. Although polygraphers fre
143936
Admissibility - Polygraph results (or psychophysiological detection of deception examinations) are admissible in some federal circuits and some states. More often, such evidence is admissible where the parties have agreed to their admissibility before the examination is given, under terms of a stipulation. Some jurisdictions have absolute bans on admissibility of polygraph results as evidence and even the suggestion that a polygraph examination is involved is sufficient to cause a retrial. The United States Supreme Court has yet to rule on the issue of admissibility, so the rules in federal circuits vary considerably. The Supreme Court has said, in passing, that polygraph examinations raise the issue of Fifth Amendment protection, [Schmerber v. California, 86 S. Ct. 1826 (l966).] The Supreme Court has also held that a Miranda warning before a polygraph examination is sufficient to allow admissibility of a confession that follows an examination, [Wyrick v. Fields, 103 S. Ct. 394 (1982).] In 1993, the Supreme Court removed the restrictive requirements of the 1923 Frye decision on scientific evidence and said Rule 702 requirements were sufficient, [Daubert v. Mettell Dow Pharmaceutcals, 113 S.ct. 2786.]Daubert did not involve lie detection, per se, as an issue, as Frye did, but it had a profound effect on admissibility of polygraph results as evidence, when proffered by the defendants under the principles embodied in the Federal Rules of Evidence expressed in Daubert, see [United States v. Posado (5th Cir. 1995) WL 368417.] Some circuits already have specific rules for admissibility, such as the 11th Circuit which specifies what must be done for polygraph results to be admitted over objection, or under stipulation, [United States v. Piccinonna 885 F.2d 1529 (11th Cir. 1989).] Other circuits have left the decision to the discretion of the trial judge. The rules that states and federal circuits generally follow in stipulated admissibility were established in [State v. Valdez, 371 P.2d 894 (Arizona, 1962).] The rules followed when polygraph results are admitted over objection of opposing counsel usually cite [State v. Dorsey, 539 P.2d 204 (New Mexico, 1975).] Primarily because of Daubert, as well as the impact the other cited cases have had, polygraph examination admissibility is changing in many states. Many appeals, based on the exclusion of polygraph evidence at trial are now under review by appellate courts.
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Polygraph tests are NOT admissible.  This is due to the fact, no evidence can be provided to support the responses.  Ive myself have seen where people have been found Innocent, even when the test result showed they probably have committed the offence.  The key word "probably"  would not stand up in a criminal court of law... you have to prove your case "beyond reasonable doubt".
248312
drink lots of water in the days prior.  Take a leak a couple times before the test ( the first couple of the morning are the most potent)
938158
Get a test and prove it.
895397
I think they do. \n\nI will tell you the same thing my Father told me years ago (he was a veteran policeman), he said never to take a polygraph test because it is not a science and there are too many variables that may be perceived as if you are guilty of things you have not actually done.  He also said that certain types of criminals and mentally ill people will not show as telling lies because they know how to take the test or they are so mentally ill they actually think they have not done anything wrong.\n\nAlso, there are the variables of the person who is giving the test and who is in the room when the test is given...and the health and attitude of the person being tested.
278709
Consult a lawyer.  Document everything in regards to the offense and shore up your alibis.
239680
try to find the proof first
54682
What i do is call  the Sherrif dep. in the town that you think you have the warrant in.Let them know that you think you have a warrant,and you want to know how do you turn yourself in..... and when they say yes...tell them you was just joking.....
135684
If you have a bit of confidence that you will definitely pass in the exam then stop to read the next statements. Or Continue....\n\n\nI failed 3 times in my life and everytime I got Much More Enhanced Opportunity to get succeed in next trial. But reason to fail should be Genuine.\n\nFailure is the first step towards the Success. \n\nNever affraid of failure. Try Try till you succeed. Never leave the hope. Never be Nervous while getting failure.
156846
Call the employer and try to clear the issue up by confessing. \nHonesty really is the best policy, really!  I have been in exactly the same spot and being honest and up-front got me thru and I got the job(s).  If I didn't get the job being honest or not would not have mattered cause the emplyers rules were THE rules. Any crime recorded on the national data base called the NCIC which includes misdemenor of felony will be there forever, unless expundged and even then I would run a record check on myself. also there are FBI fingerprint records which  if checked  can have the reason for being finger printed-like arrest.  I have been fingerprinted many time for security checks involved with my work.  The difference F vs M in your friends case was due to the states statues on how much money was involved, not how much was lost, assuming she made restitution.  A suggestion would be to consult with an attorney in the state of residence to see how that states' system works.
862309
plead not guilty. the burden of proof will then be on the state to prove that the device was properly calibrated. that is extremely hard to do. but if you were speeding pay the fine and forget about it.
790825
It sounds like somebody has alot of explaining to do. If the CI is lying than he is scared . I think the FBI should make the PO and CI  take a Poly.
264134
USE A PEN TO TAKE THE TEST..DUH...
876191
Most of the time before you are subject to a polygraph with a law enforcement agency, you have filled out a questionnaire with questions such as drug use, un-deteced crimes you have committed, have you ever been fired, and so on.  The polygraph is another way to compare the answers that you gave them previously (probably at least 3 months ago) to check your integrity.
23654
In a counterintelligence polygraph they ask you questions about spying and misuse of government computers. \n\nThe lifestyle is about drug use and other things that can get you blackmailed.
495089
Hire a dick (detective) to keep tabs on him and the girl, if you wanna catch em red handed.\n\nAsk yourself - will you be able to face the truth?\nts