3 ms·A polygraph isn't a competency test. It's a person reliability test and he failed it.by NicoJuicy 9mo agoA polygraph isn't a competency test. It's a person reliability test and he failed it.watwut 9mo ago> It's a person reliability test and he failed it. It does not have the capability to say whether the person is reliable. It is a bunch of pseudoscience, basically.NicoJuicy 8mo ago70-90% accuracy... Doesn't matter. There's only 1 reason why someone wouldn't want to take 1