Question: The table to the right includes results from polygraph experiments. In each? case, it was known if the subject lied or? not, so the table

The table to the right includes results from polygraph experiments. In each? case, it was known if the subject lied or? not, so the table indicates when the polygraph test was correct. Use a 0.05 significance level to test the claim that whether a subject lies is independent of the polygraph test indication. Do the results suggest that polygraphs are effective in distinguishing between truths and? lies?

Did the subject actually lie? No (did not lie) Yes (lied) 16 that subject lied 35 that subject did not lie 45

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