In signal detection theory, the _______ is a value that defines the ease with which an observer can tell the difference between the presence and absence of a stimulus, or the difference between stimulus 1 and stimulus 2.

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Sensitivity in signal detection theory refers to the ability of an observer to distinguish between the presence and absence of a stimulus, or to differentiate between two different stimuli. It reflects how easy it is for the observer to detect a signal amidst noise.

In Signal Detection Theory, the _______ Is a Value That