Examlex
Including a covariate in an analysis means the effects of the independent variables are looked at after statistically adding the effect of another variable.
Signal-Detection Theory
The theory that perceiving or not perceiving a stimulus is actually a judgment about whether a momentary sensory experience is due to background noise alone or to the background noise plus a signal.
Classical Psychophysical
Relates to the traditional study of the relationships between physical stimuli and the sensations and perceptions they produce.
Sensitivity
The capacity to perceive, feel, or be aware of stimuli or changes in the environment; can also refer to the degree of responsiveness to social or emotional matters.
Weber Fraction
A principle that quantifies the perception of change in a given stimulus, stating that the just noticeable difference is a constant proportion of the original stimulus’s intensity.
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