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A polygraph is used to help detect if someone is lying.
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∙ 14y ago
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Is polygraph test are visible as evidence in court?
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.
What is the word polygraph in a sentence?
The polygraph test is not "proof-positive". The polygraph test is not completely unreliable.
What was the result of the first polygraph test?
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.
How you use polygraph in a sentence?
The polygraph is commonly used during criminal investigations to determine whether a suspect is telling the truth.
What type of urine test is used to detect Darvocet?
A Propoxyphene test is used to detect Darvocet.
Do you have to use a polygraph test in court?
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.
Can high anxiety effect a polygraph test outcome?
Yes. Polygraphs are designed to detect heightened levels of anxiety, they cannot detect whether someone is telling the truth or lying. Most people when they lie become anxious/nervous, however if someone suffers from anxiety or is particularly nervous the polygraph will also detect this. If the examiner refers to the polygraph as a "lie detector" then the chances are they have little understanding as to the function of the machine and would likely mistake someone with anxiety as a chronic liar.
What do you call a lie detector?
AHH a lie detector ANSWER by Engl1sh: A perfessional typically uses the term 'polygraph' test.
Can a polygamy test prove a persons innocence?
I think you mean a polygraph test. Polygamy is the practice of having more than one spouse. A polygraph test is a lie-detector test. It depends on the laws, in some places you can use a polygraph test as part of a legal trial and in other places you can't.
Are swab test used to detect alcohol?
They can be.
What screening is used to test for breast cancer?
A breast biopsy is not a screening test. A screening test is a test used to detect disease in a patient who has no signs and symptoms. A breast biopsy is a test used to detect disease in someone who has signs and symptoms.
Is a polygraph test for employment legal?
yup.
