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EVENT MEMORY

Memory used for everyday events.

EVOLUTIONARY AESTHETICS

Concept of art evolving due to intrinsic forces rather than changing to reflect extra artistic forces.

EXCITANT

An agent that will make a response.

EXECUTIVE

The process or stage of mental activity that controls other mental activity. See cognitive control- control processes. Also called supervisory…

EXERCISE PSYCHOLOGY

Combining exercise science and psychology to study circumstances and consequences of exercise involvement.

EXISTENTIAL PSYCHOLOGY

A general approach from existentialism emphasising the subjective meaning of human experience. See humanistic psychoilogy.

EXORCIST

An exomatic technique used in psychogalvanic response studies where electrical resistance of skin is measured. See galvanic skin response.

EXPECTED FREQUENCY

1. Frequency predicted from a theoretical model. 2. Frequency based on chance alone.

EXPERIMENTAL GROUP

The group or participants exposed to the variable.

EXPERIMENTER BIAS

An error occuring from the expectations of the experimenter.

EXPIATORY PUNISHMENT

A punishment to the wrongdoer who is made to suffer in proportion to the severity of wrongdoing. Compare reciprocal punishment.

EXPONENTIAL DISTRIBUTION

A basic distribution useful in psychological research

EXTENSION REFLEX

The reflex action that extends a limb away from the body. Compare flexion reflex.

EXTERNAL VALIDITY

The extent that research can be generalized beyond the results to other situations or people.

EARLY AND PERIODIC SCREENING, DIAGNOSIS, AND TREATMENT (EPSDT)

Screening for early signs of disorders and disease carried out at speific intervals.

EBBINGHAUS'S CURVE OF RETENTION

The graphic depiction of forgetting over time after learning.

ECLECTIC COUNSELING

Counselling combining different techniques and findings.

ECONOMY OF EFFORT

The tendency to act efficiently and to m inimise energy expenditure. See elegant solution- Occam's razor.

ED5() (ED-50)

Abbreviation for effective dose. See therapeutic ratio.

EDUCATIONAL PLACEMENT

Matching students to the appropriate educational program or environment.