RANDOM NUMBER GENERATOR (RNG)

A device or software to produce true, random output. In parapsychological experimentation, true random number generators are utilized to test the ability of...

REACTION TIME (Response Latency)

The time between the onset of a stimulus and the start of an overt response.Reaction time, or RT, is a measurement of the speed...

RELIGIOUS DELUSIONS

Cognitive phenomena known in psychiatry. Beliefs and ideas found within the psychosis are held with certainty and maintained by the subject, even in...

RELEASING HORMONE

One of many different peptides emitted by the hypothalamus, secreted directly into the anterior pituitary gland by a vein which connects them. Different...

RANDOM SAMPLING

Selecting individuals for a study by selecting them from a larger potential group. To be random, each is chosen in such a way that...

RAW SCORE

The original score from a test before conversion to other units of measurement.

REORGANIZATION PRINCIPLE

The theory in gestalt psychology that new avenues of education and perception alter and disrupt older cognitive structures, leading to reorganization of those structures....

REMEMBER-KNOW PROCEDURE

Process for evaluating memory awareness, wherein the subject must ascertain the difference between remembering and knowing. Remembering allows the experience to be relived...

RANGE

Statistically, a measure of dispersion arrived at by subtracting the lowest score from the highest score in a distribution.

RAPID CYCLING

Rapid cycling describes mood disturbances that fluctuate over a short time span. The cycling most commonly occurs between manic and depressive episodes. The condition...

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