what is the purpose of making a lie detector test machine?

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what is the purpose of making a lie detector test machine?

2007-08-22 01:50:11 · 3 answers · asked by sci_voir 1 in Science & Mathematics ➔ Other - Science

3 answers

to detect whether people are lying - duh

2007-08-22 01:54:35 · answer #1 · answered by Anonymous · 0⤊ 0⤋

To more accurately determine when people are not being truthful. There are certain physical changes when someone is lying that a polygraph can detect. However, they are not infallible but they are generally considered reliable.

2007-08-22 08:55:56 · answer #2 · answered by Lady Geologist 7 · 1⤊ 0⤋

catch a lier

2007-08-22 13:36:26 · answer #3 · answered by swati s 2 · 0⤊ 0⤋