No, the results of polygraph tests are inadmissible in court as evidence.Added: They can, however, be used by law enforcement as an aid to investigation.
No, polygraph tests are not admissible in court. Court precedents have decided that the polygraph test is unreliable, and that the test could dishonestly persuade the jury's verdict. The polygraph test is only used for investigative, law enforcement needs.
Polygraph tests can be carried out by your local police force, but the FBI and CIA generally perform polygraph tests. However, these are often only used in major cases and are not allowed to be used by members of the public without any valid reason.
Some consider the polygraph a pseudoscience because of the variability of the results of polygraphic testing.
There are several companies that sell English grammar practice tests. For instance, Princeton Review, and Kaplan have a lot of books that offer grammar practice tests.
21 in the US. You need to pass numerous backround tests, do a polygraph. and quilify physicaly.
Physical, oral, written, psychological, drug, background, credit & a polygraph. Then Academy if you get beyond that successfully.
There are companies that provide tutoring help for teens in high school and with aptitude tests. Sylvan Learning and Red Apple Tutoring are some companies that help students.
Polygraph examiner
The polygraph test is not "proof-positive". The polygraph test is not completely unreliable.
Princeton Reviews, Barrons,
parts of a polygraph machine