PSYCHOPHYSICAL FUNCTION
Also known as psychometric function, psychophysical function is the mathematical relationship comparing the strength of a stimulus and the strength…
QUALITATIVE EVALUATION
An evaluation yielding narratives from unstructured methods of data collection. This approach is characterized by a goal-free evaluation rather than…
REACTIVE MEASURE
Any measure with the action of altering a response under examination. For instance, if a subject is aware of clinical…
REGRESSION ANALYSIS
A technique for correlating the computation of the most likely value of one variable from the known value of another.…
REVERSE TOLERANCE
Generally in psychoactive drugs (especially central nervous system stimulants), the tendency of increased sensitivity in the body wherein repeated doses…
PRIMARY REINFORCEMENT
Also referred to as unconditioned reinforcement, primary reinforcement is the process by which presentation of a stimulus following a response…
PSYCHOGENIC VERTIGO
A perceived imbalance in standing or sitting. The feeling is illusory and cannot be explained by any neurological or medical…
PSYCHOPHYSIOLOGICAL ASSESSMENT
The utilization of data from EEG, EKG, EMG and EOG measurements for the inference of psychological processes and emotions.
QUASI-EXPERIMENTAL DESIGN
An experiment in which participants are assigned to either control groups or experimental groups in a non-random manner.
REGRESSION EFFECT
Proclivity of a subject who scores either very high or very low on a test to perform more toward the…
RESEARCH QUESTION
Methodological point of departure for scholarly research in either the natural sciences or the humanities.
SAMPLING VARIABILITY
Degree to which the importance of a statistic varies across a variety of samples from the median importance for any…
PRINCIPAL COMPONENT ANALYSIS
Statistically, a technique that completely reproduces an interrelationship amongst many correlated variables with a smaller number of "principle components" that…
PROPOSITION
In the field of philosophy, a proposition is anything that is either asserted or denied and is capable of being…
PSYCHOLOGICAL ASSESSMENT
Interpretation and integration of gathered data to come to a conclusion regarding the psychological and physiological state of a particular…