Refer to Table 4-1. Find P(subject lied negative test result). Compare this result to the result found in Exercise 20. Are P(subject lied negative test result) and P(negative test result | subject lied) equal?

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Table 4-1 Results from Experiments with Polygraph Instruments Did the Subject Actually Lie? No (Did Not Lie) Yes (Lied) Positive test result 15 42 (Polygraph test indicated that the subject lied.) (false positive) (true positive) Negative test result 32 9 (Polygraph test indicated that the subject did not lie.) (true negative) (false negative)