5. Alpha. A researcher developing scanners to search for
Chapter 21, Problem 5(choose chapter or problem)
5. Alpha. A researcher developing scanners to search for hidden weapons at airports has concluded that a new device is significantly better than the current scanner. He made this decision based on a test using a = 0.05. Would he have made the same decision at a = 0.10? How about a = 0.01? Explain.
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