Which theory would suggest that watching a horror movie late at night could lower your absolute threshold for sound as you subsequently tired to fall asleep?
Correct answer: C. Signal detection theory
- A. Prime theory
- B. Opponent process theory
- C. Signal detection theory
- D. Frequency theory
Explanation
Signal detection theory explains how alertness, expectations, fatigue, and other psychological factors affect the detection of weak signals against background noise. The other theories concern priming, color opponency, and pitch coding rather than detection thresholds.
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