CEO - Chief Executive Officer - They are the head of management for an organization. They report to the board of directors. COO - Chief Operating Officer - This person is responsible for the day to day operations or an organization. Not all companies have one.This person could be thought of as the second in command behind the Chairman or CEO.
1 Lie detector tests conducted by certified professionals typically cost $200-$2,000. 2  The length of the test plays a factor in the price, with all-day tests on the high end of the range. 3  Typical two-hour, single-issue polygraph exams are generally $200-$800.ie detector tests, also called polygraph tests, are used to determine whether a person is telling the truth. According to the American Polygraph Association, research has shown standard lie detector tests are 80%-98% accurate.
The lie detector was used to determine if a person was guilty or innocent of a crime. This invention first was a failure by James Mackenzie in 1902, but when John Larson advanced this invention he changed what the machine studied.he test they took lasted for about 2 hours. After the test experts would examine the results to determine if the person was telling the truth about the crime. The lie detector uses different wires with a rubber pad to measure rates and pulses. They place the wires in different places on the body.