Attorneys often use lie detectors to test if a suspect is speaking the truth or not. It is found that the lie detector gives a positive result 23% of the time. The suspect is found to lie for 51% of the positive results and 60% of the negative results.   a. What is the probability that a randomly selected suspect is lying? b. If a suspect is actually lying, what is the probability that the lie detector gives a positive test result? C) If the suspect is not lying, what is the probability that the lie detector gives a negative result?

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Attorneys often use lie detectors to test if a suspect is speaking the truth or not. It is found that the lie detector gives a positive result 23% of the time. The suspect is found to lie for 51% of the positive results and 60% of the negative results.

 

a. What is the probability that a randomly selected suspect is lying?

b. If a suspect is actually lying, what is the probability that the lie detector gives a positive test result?

C) If the suspect is not lying, what is the probability that the lie detector gives a negative result?

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