A polygraph (lie detector) is an instrument used to determine if an individual is telling the...

A polygraph (lie detector) is an instrument used to determine if an individual is telling the truth. These tests are considered to be 84% reliable. In other words, if an individual lies, there is a 0.84 probability that the test will detect a lie. Let there also be a 0.020 probability that the test erroneously detects a lie even when the individual is actually telling the truth. Consider the null hypothesis, "the individual is telling the truth," to answer the following questions.