Which of the following predicts how and when one will detect the presence of weak stimuli amidst background noise?

a. weber’s theory
b. absolute threshold
c. weber’s law
d. signal detection theory

The right answer is D "signal detection theory"

Explanation:

Signal Detection Theory is the process in which can be detected the presence of weak stimuli amidst background noise. This is how organisms differentiate between information bearing patterns and arbitrary patterns that certain information or stimulus carries.  

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answer; develops policy;