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The strength and duration of a stimulus determine the amplitude of an action potential.
Measure of Depression
Tools or instruments used to assess the severity or presence of depressive symptoms in individuals.
Objective Test
A form of assessment with questions that have a single correct answer, designed to measure an individual's knowledge or ability without subjective judgment.
Factor Analytic
Pertaining to a statistical method that is used to describe variability among observed, correlated variables in terms of a potentially lower number of unobserved variables called factors.
Correlation Matrices
Statistical tables showing the correlation coefficients between sets of variables, indicating the strength and direction of their relationships.