Question: The table below summarizes the test results on the accuracy of polygraph tests. Use a 5% margin of error to prove that an individual lie
The table below summarizes the test results on the accuracy of polygraph tests. Use a 5% margin of error to prove that an individual lie is independent of what the polygraph indicates. What do you suggest these results on the effectiveness of the polygraph?
Polygraph truth | Polygraph Lie | |
| The subject tells the truth | 65 | 15 |
| Subject lie | 3 | 17 |
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