Frequently Asked Questions About Polygraph Tests

1. How much do polygraph tests cost?

Polygraph tests prices vary depending on the experience and notoriety of the examiner. Prices range from $650.00 to $1,000.00 a test.

2. How reliable are polygraphs?

Various government and private studies indicate that polygraph can be as reliable and valid up to 95% of the time.

3. Where are tests given?

Tests are most often given in the polygraph suites of the examiners. However, some examiners will travel and do polygraph testing anywhere in the world.

4. Do certain medications affect the polygraph test?

Yes and before you schedule your test, you should always tell the examiner what kind of medications you are taking.

5. Can some people beat the polygraph test?

When the test is conducted by a highly trained and skilled examiner, it is highly unlikely that someone can beat the test or what is known as using counter-measures. All skilled examiners are vigilant about counter-measures and would usually have a finding of inconclusive if he suspects that counter-measures were used by the examinee.

6. How old do you have to be to take a test?

Children can be tested as long as they are of an age that would permit them to comprehend the concepts that the examiner needs to convey. Generally, 10 or older can be tested, however, this does vary with the maturity level of the child.

7. When do I know the results?

Sometimes examiners will provide the preliminary results while the examinee is in the office. However, the complete analysis and quality control evaluations can take several days. Most examiners will not give a final decision until a complete and thorough analysis is conducted.

8. What kind of report should I receive?

Most examiners will provide a complete, detailed written report of the examination. However, the report primarily focuses on the relevant questions.

9. Can someone be in the testing room with me?

Most examiners will permit someone to be present during the pre-test interview, however, during the rest of the test it is standard practice to only have the examiner and examinee in the room.

10. How long does the test take?

Tests take from an hour and a half to two and a half on average. However, some tests may take even longer.