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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 69% of the time. The suspect is found to lie for 77% of the positive resuits and 12% of the negative resuits. a. If a suspect is actually lying, what is the probability that the lie detector gives a positive test result? Answer in exact fraction. or rounded to at least 4 decimal places b. If the suspect is not lying, what is the probability that the lie detector gives a negative result? Answer in exact fraction, or rounded to at least 4 decimal places

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 69% of the time. The suspect is found to lie for 77% of the positive resuits and 12% of the negative resuits. a. If a suspect is actually lying, what is the probability that the lie detector gives a positive test result? Answer in exact fraction. or rounded to at least 4 decimal places b. If the suspect is not lying, what is the probability that the lie detector gives a negative result? Answer in exact fraction, or rounded to at least 4 decimal places

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Attomeys 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 69% of the time. The suspect is found to lie for 77% of the positive results and 12% of the negative results. a. If a suspect is actually lying, what is the probability that the lie detector gives a positive test result? Answer in exact fraction, or rounded to at least 4 decimal places b. If the suspect is not lying, what is the probability that the lie detector gives a negative result? Answer in exact fraction, or rounded to at least 4 decimal places
Transcribed Image Text:Attomeys 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 69% of the time. The suspect is found to lie for 77% of the positive results and 12% of the negative results. a. If a suspect is actually lying, what is the probability that the lie detector gives a positive test result? Answer in exact fraction, or rounded to at least 4 decimal places b. If the suspect is not lying, what is the probability that the lie detector gives a negative result? Answer in exact fraction, or rounded to at least 4 decimal places
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