individual differences
Dissimilarities between
or among two or
more people.
mental test
Instrument
designed to measure a
subject’s ability to reason,
plan, and solve problems;
an intelligence test.
differential psychology
Scientific study of differences between or among
two or more people.
intelligence
The ability
to learn and adapt to an
environment; often used
to refer to general intellectual capacity, as opposed
to cognitive ability or
mental ability, which often
refer to more specific
abilities such as memory
or reasoning.
mental ability
Capacity
to reason, plan, and solve
problems; cognitive ability.
metric
Standard of measurement; a scale.
psychometrics
Practice
of measuring a characteristic such as mental
ability, placing it on a scale
or metric.
intelligence test
Instrument designed to measure
the ability to reason, learn,
and solve problems.
psychometrician
Psychologist trained in measuring
characteristics such as
mental ability.
cognitive ability
Capacity
to reason, plan, and solve
problems; mental ability.
“g”
Abbreviation for general mental ability.
general mental ability
The
nonspecific capacity to
reason, learn, and solve
problems in any of a
wide variety of ways and
circumstances.
g-ocentric model
Tendency to understand
and predict the behavior
of workers simply by
examining “g.”
physical abilities
Bodily
powers such as muscular strength, flexibility,
and stamina.
personality
An individual’s behavioral and
emotional characteristics,
generally found to be
stable over time and in a
variety of circumstances;
an individual’s habitual
way of responding.
interests
Preferences or
likings for broad ranges of
activities.
knowledge
A collection
of specific and interrelated facts and information about a particular
topical area.
emotion
An effect or
feeling, often experienced
and displayed in reaction
to an event or thought
and accompanied by physiological changes in various systems of the body.
taxonomy
An orderly,
scientific system of classification.
perceptual-motor abilities
Physical attributes that
combine the senses (e.g.,
seeing, hearing, smell)
and motion (e.g., coordination, dexterity).
affect
The conscious, subjective aspect of emotion.
IQ
Abbreviation for intelligence quotient.
intelligence quotient
Measure of intelligence
obtained by giving a
subject a standardized IQ
test. The score is obtained
by multiplying by 100
the ratio of the subject’s
mental age to chrono
logical age.
meta-analysis
Statistical
method for combining
and analyzing the results
from many studies to
draw a general conclusion
about relationships among
variables.