Polygraphs are wrong and are merely scare tactics
Polygraphs are not allowed to be admitted as evidence for good reason – innocent people can fail them and guilty people can pass them. The science has been proven that polygraphs are not an exact science and often misleading. Please research it. Use it to your advantage.
What ever happened to your constitutional right of not taking the test to avoid violating your 5th Amendment Right of self-incrimination and 1st Amendment Right against government compelled speech by forcing you to take the test? You have those in your corner. Use them. Research them.