Get it on Google Play
New! Download Unionpedia on your Android™ device!
Faster access than browser!

Intelligence quotient

Index Intelligence quotient

An intelligence quotient (IQ) is a total score derived from several standardized tests designed to assess human intelligence. [1]

154 relations: Abecedarian Early Intervention Project, Alan S. Kaufman, Alexander Luria, Alfred Binet, American Enterprise Institute, American Psychological Association, American Psychologist, Ann Brown, Arthur Jensen, Autism spectrum, Borderline intellectual functioning, Cambridge University Press, Cattell Culture Fair III, Charles Spearman, Cohort (statistics), Comprehensive school, Conduct disorder, Correlation and dependence, Creativity, Daniel Schacter, Daniel Seligman, Das–Naglieri cognitive assessment system, David Brooks (commentator), David C. Rowe, David Wechsler, Differential Ability Scales, Disease, DUF1220, Dynamic assessment, Dysgenics, Educational Testing Service, Eleven-plus, Elsevier, Environment (biophysical), Explained variation, Factor analysis, Feedback, Fluid and crystallized intelligence, Flynn effect, Francis Galton, Free Press (publisher), G factor (psychometrics), General Certificate of Secondary Education, Genotype, German language, Griggs v. Duke Power Co., Guilford Press, Hans Eysenck, Head Start (program), Henry H. Goddard, ..., Heredity, Heritability, Heritability of IQ, Howard Gardner, Human intelligence, Immigration Act of 1924, Income, Intellectual disability, Intelligence, Intelligence quotient, Intelligence: Knowns and Unknowns, International Society for Intelligence Research, IQ and Global Inequality, Item response theory, J. P. Guilford, James Flynn (academic), Job analysis, Job performance, John Bissell Carroll, John D. Bransford, John L. Horn, John Wiley & Sons, Kaufman Assessment Battery for Children, Keith Stanovich, Latent variable, Latent variable model, Lead, Lev Vygotsky, Lewis Terman, Logistic regression, Louis Leon Thurstone, Median, Mensa International, Mental age, Mental chronometry, Mental Rotations Test, Mercury (element), Monotonic function, Mortality rate, Multidimensional Aptitude Battery II, Nathan Brody, National Center for Biotechnology Information, Nature versus nurture, Neurotoxin, Nicholas Mackintosh, Open access, Ordinal data, Oxford University Press, Paleontology, Performance rating (work measurement), Peter Schönemann, Phenotypic trait, Prentice Hall, Psychological research, Psychologist, Psychometrics, Public policy doctrine, Raven's Progressive Matrices, Raymond Cattell, Reflex, Reliability (statistics), Reuven Feuerstein, Reynolds Intellectual Assessment Scales, Robert Sternberg, Robert Yerkes, SAGE Publications, SAT, Science (journal), Scientific racism, Social intelligence, Socioeconomic status, Springer Science+Business Media, Standard deviation, Standard error, Standardized test, Stanford University, Stanford–Binet Intelligence Scales, Stephen Jay Gould, Stereotype threat, Théodore Simon, The Bell Curve, The g Factor: The Science of Mental Ability, The IQ Controversy, the Media and Public Policy (book), The Mismeasure of Man, The New York Times, Theory, Theory of mind, Theory of multiple intelligences, Three-stratum theory, Transaction Publishers, Triple Nine Society, University of Wrocław, Validity (statistics), Variance, Volkmar Weiss, Wechsler Adult Intelligence Scale, Wechsler Intelligence Scale for Children, What Is Intelligence?, Wiley Interdisciplinary Reviews: Cognitive Science, William Stern (psychologist), Woodcock–Johnson Tests of Cognitive Abilities, Working memory, Working memory training, Zone of proximal development. Expand index (104 more) »

Abecedarian Early Intervention Project

The Carolina Abecedarian Project was a controlled experiment that was conducted in 1972 in North Carolina, United States, by the Frank Porter Graham Child Development Institute to study the potential benefits of early childhood education for poor children to enhance school readiness.

New!!: Intelligence quotient and Abecedarian Early Intervention Project · See more »

Alan S. Kaufman

Alan S. Kaufman (born April 1944) is an American psychology professor known for his work on intelligence testing.

New!!: Intelligence quotient and Alan S. Kaufman · See more »

Alexander Luria

Alexander Romanovich Luria (p; 16 July 1902 – 14 August 1977) was a notable neuropsychologist, often credited as a father of modern neuropsychological assessment.

New!!: Intelligence quotient and Alexander Luria · See more »

Alfred Binet

Alfred Binet (July 8, 1857 – October 18, 1911) was a French psychologist who invented the first practical IQ test, the Binet–Simon test.

New!!: Intelligence quotient and Alfred Binet · See more »

American Enterprise Institute

The American Enterprise Institute for Public Policy Research, known simply as the American Enterprise Institute (AEI), is a conservative think tank based in Washington, D.C. which researches government, politics, economics and social welfare.

New!!: Intelligence quotient and American Enterprise Institute · See more »

American Psychological Association

The American Psychological Association (APA) is the largest scientific and professional organization of psychologists in the United States, with around 117,500 members including scientists, educators, clinicians, consultants, and students.

New!!: Intelligence quotient and American Psychological Association · See more »

American Psychologist

American Psychologist is the official peer-reviewed academic journal of the American Psychological Association.

New!!: Intelligence quotient and American Psychologist · See more »

Ann Brown

Ann Leslie Brown (1943–1999) was an educational psychologist who developed methods for teaching children to be better learners.

New!!: Intelligence quotient and Ann Brown · See more »

Arthur Jensen

Arthur Robert Jensen (August 24, 1923 – October 22, 2012) was an American psychologist and author.

New!!: Intelligence quotient and Arthur Jensen · See more »

Autism spectrum

Autism spectrum, also known as autism spectrum disorder (ASD), is a range of conditions classified as neurodevelopmental disorders.

New!!: Intelligence quotient and Autism spectrum · See more »

Borderline intellectual functioning

Borderline intellectual functioning, also called borderline mental disability, is a categorization of intelligence wherein a person has below average cognitive ability (generally an IQ of 70–85), but the deficit is not as severe as intellectual disability (below 70).

New!!: Intelligence quotient and Borderline intellectual functioning · See more »

Cambridge University Press

Cambridge University Press (CUP) is the publishing business of the University of Cambridge.

New!!: Intelligence quotient and Cambridge University Press · See more »

Cattell Culture Fair III

The Culture Fair Intelligence Test (CFIT) was constructed by Raymond B. Cattell, PhD, DSc in an attempt to produce a measure of cognitive abilities that accurately estimated intelligence devoid of sociocultural and environmental influences.

New!!: Intelligence quotient and Cattell Culture Fair III · See more »

Charles Spearman

Charles Edward Spearman, FRS (10 September 1863 – 17 September 1945) was an English psychologist known for work in statistics, as a pioneer of factor analysis, and for Spearman's rank correlation coefficient.

New!!: Intelligence quotient and Charles Spearman · See more »

Cohort (statistics)

In statistics, marketing and demography, a cohort is a group of subjects who share a defining characteristic (typically subjects who experienced a common event in a selected time period, such as birth or graduation).

New!!: Intelligence quotient and Cohort (statistics) · See more »

Comprehensive school

A comprehensive school is a secondary school that is a state school and does not select its intake on the basis of academic achievement or aptitude, in contrast to the selective school system, where admission is restricted on the basis of selection criteria.

New!!: Intelligence quotient and Comprehensive school · See more »

Conduct disorder

Conduct disorder (CD) is a mental disorder diagnosed in childhood or adolescence that presents itself through a repetitive and persistent pattern of behavior in which the basic rights of others or major age-appropriate norms are violated.

New!!: Intelligence quotient and Conduct disorder · See more »

Correlation and dependence

In statistics, dependence or association is any statistical relationship, whether causal or not, between two random variables or bivariate data.

New!!: Intelligence quotient and Correlation and dependence · See more »


Creativity is a phenomenon whereby something new and somehow valuable is formed.

New!!: Intelligence quotient and Creativity · See more »

Daniel Schacter

Daniel Lawrence Schacter (born June 17, 1952) is an American psychologist.

New!!: Intelligence quotient and Daniel Schacter · See more »

Daniel Seligman

Daniel Seligman (September 25, 1924 – January 31, 2009) was an editor and columnist at Fortune magazine from 1950 to 1997.

New!!: Intelligence quotient and Daniel Seligman · See more »

Das–Naglieri cognitive assessment system

The Das–Naglieri cognitive assessment system (CAS) test is an individually administered test of cognitive functioning for children and adolescents ranging from 5 through 17 years of age that was designed to assess the planning, attention, simultaneous and successive cognitive processes as described in the.

New!!: Intelligence quotient and Das–Naglieri cognitive assessment system · See more »

David Brooks (commentator)

David Brooks (born August 11, 1961) is an American author and conservative political and cultural commentator who writes for The New York Times.

New!!: Intelligence quotient and David Brooks (commentator) · See more »

David C. Rowe

David C. Rowe (27 September 1949 – 2 February 2003) was an American psychology professor known for his work studying genetic and environmental influences on adolescent onset behaviors such as delinquency and smoking.

New!!: Intelligence quotient and David C. Rowe · See more »

David Wechsler

David "Weshy" Wechsler (January 12, 1896 – May 2, 1981) was a Romanian-American psychologist.

New!!: Intelligence quotient and David Wechsler · See more »

Differential Ability Scales

The Differential Ability Scales (DAS) is a nationally normed (in the US), and individually administered battery of cognitive and achievement tests.

New!!: Intelligence quotient and Differential Ability Scales · See more »


A disease is any condition which results in the disorder of a structure or function in an organism that is not due to any external injury.

New!!: Intelligence quotient and Disease · See more »


DUF1220 is a protein domain that shows a striking human lineage-specific (HLS) increase in copy number and may be important to human brain evolution.

New!!: Intelligence quotient and DUF1220 · See more »

Dynamic assessment

Dynamic assessment is a kind of interactive assessment used in education and the helping professions.

New!!: Intelligence quotient and Dynamic assessment · See more »


Dysgenics (rarely cacogenics) is the study of factors producing the accumulation and perpetuation of defective or disadvantageous genes and traits in offspring of a particular population or species.

New!!: Intelligence quotient and Dysgenics · See more »

Educational Testing Service

Educational Testing Service (ETS), founded in 1947, is the world's largest private nonprofit educational testing and assessment organization.

New!!: Intelligence quotient and Educational Testing Service · See more »


The eleven-plus (11-plus) is an examination administered to some students in England and Northern Ireland in their last year of primary education, which governs admission to grammar schools and other secondary schools which use academic selection.

New!!: Intelligence quotient and Eleven-plus · See more »


Elsevier is an information and analytics company and one of the world's major providers of scientific, technical, and medical information.

New!!: Intelligence quotient and Elsevier · See more »

Environment (biophysical)

A biophysical environment is a biotic and abiotic surrounding of an organism or population, and consequently includes the factors that have an influence in their survival, development, and evolution.

New!!: Intelligence quotient and Environment (biophysical) · See more »

Explained variation

In statistics, explained variation measures the proportion to which a mathematical model accounts for the variation (dispersion) of a given data set.

New!!: Intelligence quotient and Explained variation · See more »

Factor analysis

Factor analysis is a statistical method used to describe variability among observed, correlated variables in terms of a potentially lower number of unobserved variables called factors.

New!!: Intelligence quotient and Factor analysis · See more »


Feedback occurs when outputs of a system are routed back as inputs as part of a chain of cause-and-effect that forms a circuit or loop.

New!!: Intelligence quotient and Feedback · See more »

Fluid and crystallized intelligence

In psychology, fluid and crystallized intelligence (respectively abbreviated Gf and Gc) are factors of general intelligence, originally identified by Raymond Cattell.

New!!: Intelligence quotient and Fluid and crystallized intelligence · See more »

Flynn effect

The Flynn effect is the substantial and long-sustained increase in both fluid and crystallized intelligence test scores measured in many parts of the world over the 20th century.

New!!: Intelligence quotient and Flynn effect · See more »

Francis Galton

Sir Francis Galton, FRS (16 February 1822 – 17 January 1911) was an English Victorian era statistician, progressive, polymath, sociologist, psychologist, anthropologist, eugenicist, tropical explorer, geographer, inventor, meteorologist, proto-geneticist, and psychometrician.

New!!: Intelligence quotient and Francis Galton · See more »

Free Press (publisher)

Free Press was a book publishing imprint of Simon & Schuster.

New!!: Intelligence quotient and Free Press (publisher) · See more »

G factor (psychometrics)

The g factor (also known as general intelligence, general mental ability or general intelligence factor) is a construct developed in psychometric investigations of cognitive abilities and human intelligence.

New!!: Intelligence quotient and G factor (psychometrics) · See more »

General Certificate of Secondary Education

The General Certificate of Secondary Education (GCSE) is an academic qualification, generally taken in a number of subjects by pupils in secondary education in England, Wales and Northern Ireland.

New!!: Intelligence quotient and General Certificate of Secondary Education · See more »


The genotype is the part of the genetic makeup of a cell, and therefore of an organism or individual, which determines one of its characteristics (phenotype).

New!!: Intelligence quotient and Genotype · See more »

German language

German (Deutsch) is a West Germanic language that is mainly spoken in Central Europe.

New!!: Intelligence quotient and German language · See more »

Griggs v. Duke Power Co.

Griggs v Duke Power Co, (1971), was a court case argued before the Supreme Court of the United States on December 14, 1970.

New!!: Intelligence quotient and Griggs v. Duke Power Co. · See more »

Guilford Press

Guilford Publications, Inc. is a New York City-based independent publisher founded in 1973 that specializes in publishing books, journals, and DVDs in psychology, psychiatry, the behavioral sciences, education, and geography.

New!!: Intelligence quotient and Guilford Press · See more »

Hans Eysenck

Hans Jürgen Eysenck, PhD, DSc (4 March 1916 – 4 September 1997) was a German-born English psychologist who spent his professional career in Great Britain.

New!!: Intelligence quotient and Hans Eysenck · See more »

Head Start (program)

Head Start is a program of the United States Department of Health and Human Services that provides comprehensive early childhood education, health, nutrition, and parent involvement services to low-income children and their families.

New!!: Intelligence quotient and Head Start (program) · See more »

Henry H. Goddard

Henry Herbert Goddard (August 14, 1866 – June 18, 1957) was a prominent American psychologist and eugenicist during the early 20th century.

New!!: Intelligence quotient and Henry H. Goddard · See more »


Heredity is the passing on of traits from parents to their offspring, either through asexual reproduction or sexual reproduction, the offspring cells or organisms acquire the genetic information of their parents.

New!!: Intelligence quotient and Heredity · See more »


Heritability is a statistic used in the fields of breeding and genetics that estimates the degree of variation in a phenotypic trait in a population that is due to genetic variation between individuals in that population.

New!!: Intelligence quotient and Heritability · See more »

Heritability of IQ

Research on heritability of IQ implies, from the similarity of IQ in closely related persons, the proportion of variance of IQ among individuals in a study population that is associated with genetic variation within that population.

New!!: Intelligence quotient and Heritability of IQ · See more »

Howard Gardner

Howard Earl Gardner (born July 11, 1943) is an American developmental psychologist and the John H. and Elisabeth A. Hobbs Professor of Cognition and Education at the Harvard Graduate School of Education at Harvard University.

New!!: Intelligence quotient and Howard Gardner · See more »

Human intelligence

Human intelligence is the intellectual prowess of humans, which is marked by complex cognitive feats and high levels of motivation and self-awareness.

New!!: Intelligence quotient and Human intelligence · See more »

Immigration Act of 1924

The Immigration Act of 1924, or Johnson–Reed Act, including the National Origins Act, and Asian Exclusion Act, was a United States federal law that set quotas on the number of immigrants from certain countries while providing funding and an enforcement mechanism to carry out the longstanding (but hitherto unenforced) ban on other non-white immigrants.

New!!: Intelligence quotient and Immigration Act of 1924 · See more »


Income is the consumption and savings opportunity gained by an entity within a specified timeframe, which is generally expressed in monetary terms.

New!!: Intelligence quotient and Income · See more »

Intellectual disability

Intellectual disability (ID), also known as general learning disability, and mental retardation (MR), is a generalized neurodevelopmental disorder characterized by significantly impaired intellectual and adaptive functioning.

New!!: Intelligence quotient and Intellectual disability · See more »


Intelligence has been defined in many different ways to include the capacity for logic, understanding, self-awareness, learning, emotional knowledge, reasoning, planning, creativity, and problem solving.

New!!: Intelligence quotient and Intelligence · See more »

Intelligence quotient

An intelligence quotient (IQ) is a total score derived from several standardized tests designed to assess human intelligence.

New!!: Intelligence quotient and Intelligence quotient · See more »

Intelligence: Knowns and Unknowns

Intelligence: Knowns and Unknowns is a report issued in 1995 by a task force created by the Board of Scientific Affairs of the American Psychological Association (APA).

New!!: Intelligence quotient and Intelligence: Knowns and Unknowns · See more »

International Society for Intelligence Research

The International Society for Intelligence Research (ISIR) is a scientific society for researchers in human intelligence.

New!!: Intelligence quotient and International Society for Intelligence Research · See more »

IQ and Global Inequality

IQ and Global Inequality is a 2006 book by psychologist Richard Lynn and political scientist Tatu Vanhanen.

New!!: Intelligence quotient and IQ and Global Inequality · See more »

Item response theory

In psychometrics, item response theory (IRT) (also known as latent trait theory, strong true score theory, or modern mental test theory) is a paradigm for the design, analysis, and scoring of tests, questionnaires, and similar instruments measuring abilities, attitudes, or other variables.

New!!: Intelligence quotient and Item response theory · See more »

J. P. Guilford

Joy Paul Guilford (March 7, 1897 – November 26, 1987) was an American psychologist best remembered for his psychometric study of human intelligence, including the distinction between convergent and divergent production.

New!!: Intelligence quotient and J. P. Guilford · See more »

James Flynn (academic)

James Robert Flynn FRSNZ (born 1934) is a New Zealand intelligence researcher.

New!!: Intelligence quotient and James Flynn (academic) · See more »

Job analysis

Job analysis (also known as work analysis) is a family of procedures to identify the content of a job in terms of activities involved and attributes or job requirements needed to perform the activities.

New!!: Intelligence quotient and Job analysis · See more »

Job performance

Job performance assesses whether a person performs a job well.

New!!: Intelligence quotient and Job performance · See more »

John Bissell Carroll

John Bissell Carroll (June 5, 1916 – July 1, 2003) was an American psychologist known for his contributions to psychology, educational linguistics and psychometrics.

New!!: Intelligence quotient and John Bissell Carroll · See more »

John D. Bransford

John D. Bransford holds the Shauna C. LarsonUniversity Professor of Education and Psychology at the University of Washington in Seattle.

New!!: Intelligence quotient and John D. Bransford · See more »

John L. Horn

John Leonard Horn (September 7, 1928 – August 18, 2006) was a scholar, cognitive psychologist and a pioneer in developing theories of multiple intelligence.

New!!: Intelligence quotient and John L. Horn · See more »

John Wiley & Sons

John Wiley & Sons, Inc., also referred to as Wiley, is a global publishing company that specializes in academic publishing.

New!!: Intelligence quotient and John Wiley & Sons · See more »

Kaufman Assessment Battery for Children

The Kaufman Assessment Battery for Children (KABC) is a clinical instrument (psychological diagnostic test) for assessing cognitive development.

New!!: Intelligence quotient and Kaufman Assessment Battery for Children · See more »

Keith Stanovich

Keith E. Stanovich is Emeritus Professor of Applied Psychology and Human Development, University of Toronto and former Canada Research Chair of Applied Cognitive Science.

New!!: Intelligence quotient and Keith Stanovich · See more »

Latent variable

In statistics, latent variables (from Latin: present participle of lateo (“lie hidden”), as opposed to observable variables), are variables that are not directly observed but are rather inferred (through a mathematical model) from other variables that are observed (directly measured).

New!!: Intelligence quotient and Latent variable · See more »

Latent variable model

A latent variable model is a statistical model that relates a set of observable variables (so-called manifest variables) to a set of latent variables.

New!!: Intelligence quotient and Latent variable model · See more »


Lead is a chemical element with symbol Pb (from the Latin plumbum) and atomic number 82.

New!!: Intelligence quotient and Lead · See more »

Lev Vygotsky

Lev Semyonovich Vygotsky (p; – June 11, 1934) was a Soviet psychologist, the founder of an unfinished theory of human cultural and bio-social development commonly referred to as cultural-historical psychology, a prominent advocate for a new theory of consciousness, the "psychology of superman", and leader of the Vygotsky Circle (also referred to as "Vygotsky-Luria Circle").

New!!: Intelligence quotient and Lev Vygotsky · See more »

Lewis Terman

Lewis Madison Terman (January 15, 1877 – December 21, 1956) was an American psychologist and author.

New!!: Intelligence quotient and Lewis Terman · See more »

Logistic regression

In statistics, the logistic model (or logit model) is a statistical model that is usually taken to apply to a binary dependent variable.

New!!: Intelligence quotient and Logistic regression · See more »

Louis Leon Thurstone

Louis Leon Thurstone (29 May 1887 – 30 September 1955) was a U.S. pioneer in the fields of psychometrics and psychophysics.

New!!: Intelligence quotient and Louis Leon Thurstone · See more »


The median is the value separating the higher half of a data sample, a population, or a probability distribution, from the lower half.

New!!: Intelligence quotient and Median · See more »

Mensa International

Mensa is the largest and oldest high IQ society in the world.

New!!: Intelligence quotient and Mensa International · See more »

Mental age

Mental age is a concept related to intelligence.

New!!: Intelligence quotient and Mental age · See more »

Mental chronometry

Mental chronometry is the use of response time in perceptual-motor tasks to infer the content, duration, and temporal sequencing of cognitive operations.

New!!: Intelligence quotient and Mental chronometry · See more »

Mental Rotations Test

The Mental Rotations Test is a test of spatial ability by Steven G. Vandenberg and Allan R. Kuse, first published in 1978.

New!!: Intelligence quotient and Mental Rotations Test · See more »

Mercury (element)

Mercury is a chemical element with symbol Hg and atomic number 80.

New!!: Intelligence quotient and Mercury (element) · See more »

Monotonic function

In mathematics, a monotonic function (or monotone function) is a function between ordered sets that preserves or reverses the given order.

New!!: Intelligence quotient and Monotonic function · See more »

Mortality rate

Mortality rate, or death rate, is a measure of the number of deaths (in general, or due to a specific cause) in a particular population, scaled to the size of that population, per unit of time.

New!!: Intelligence quotient and Mortality rate · See more »

Multidimensional Aptitude Battery II

The Multidimensional Aptitude Battery II is a group-administered intelligence test created by Canadian psychologist Douglas N. Jackson which is supposed to measure Verbal, Performance and Full Scale IQ.

New!!: Intelligence quotient and Multidimensional Aptitude Battery II · See more »

Nathan Brody

Nathan Brody is an American psychology professor Emeritus known for his work on intelligence and personality.

New!!: Intelligence quotient and Nathan Brody · See more »

National Center for Biotechnology Information

The National Center for Biotechnology Information (NCBI) is part of the United States National Library of Medicine (NLM), a branch of the National Institutes of Health (NIH).

New!!: Intelligence quotient and National Center for Biotechnology Information · See more »

Nature versus nurture

The nature versus nurture debate involves whether human behaviour is determined by the environment, either prenatal or during a person's life, or by a person's genes.

New!!: Intelligence quotient and Nature versus nurture · See more »


Neurotoxins are toxins that are poisonous or destructive to nerve tissue (causing neurotoxicity).

New!!: Intelligence quotient and Neurotoxin · See more »

Nicholas Mackintosh

Nicholas John Seymour Mackintosh, (9 July 1935 – 8 February 2015) was a British experimental psychologist and author, specialising in intelligence, psychometrics and animal learning.

New!!: Intelligence quotient and Nicholas Mackintosh · See more »

Open access

Open access (OA) refers to research outputs which are distributed online and free of cost or other barriers, and possibly with the addition of a Creative Commons license to promote reuse.

New!!: Intelligence quotient and Open access · See more »

Ordinal data

Ordinal data is a categorical, statistical data type where the variables have natural, ordered categories and the distances between the categories is not known.

New!!: Intelligence quotient and Ordinal data · See more »

Oxford University Press

Oxford University Press (OUP) is the largest university press in the world, and the second oldest after Cambridge University Press.

New!!: Intelligence quotient and Oxford University Press · See more »


Paleontology or palaeontology is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene Epoch (roughly 11,700 years before present).

New!!: Intelligence quotient and Paleontology · See more »

Performance rating (work measurement)

Performance rating is the step in the work measurement in which the analyst observes the worker's performance and records a value representing that performance relative to the analyst's concept of standard performance.

New!!: Intelligence quotient and Performance rating (work measurement) · See more »

Peter Schönemann

Peter H. Schönemann (July 15, 1929 – April 7, 2010) was a German born psychometrician and statistical expert.

New!!: Intelligence quotient and Peter Schönemann · See more »

Phenotypic trait

A phenotypic trait, or simply trait, is a distinct variant of a phenotypic characteristic of an organism; it may be either inherited or determined environmentally, but typically occurs as a combination of the two.

New!!: Intelligence quotient and Phenotypic trait · See more »

Prentice Hall

Prentice Hall is a major educational publisher owned by Pearson plc.

New!!: Intelligence quotient and Prentice Hall · See more »

Psychological research

Leon Festinger, Henry W. Riecken, & Stanley Schachter, When Prophecy Fails: A Social and Psychological Study of a Modern Group that Predicted the End of the World (University of Minnesota Press, 1956).

New!!: Intelligence quotient and Psychological research · See more »


A psychologist studies normal and abnormal mental states from cognitive, emotional, and social processes and behavior by observing, interpreting, and recording how individuals relate to one another and to their environments.

New!!: Intelligence quotient and Psychologist · See more »


Psychometrics is a field of study concerned with the theory and technique of psychological measurement.

New!!: Intelligence quotient and Psychometrics · See more »

Public policy doctrine

In private international law, the public policy doctrine or ordre public (lit. Fr. "public order") concerns the body of principles that underpin the operation of legal systems in each state.

New!!: Intelligence quotient and Public policy doctrine · See more »

Raven's Progressive Matrices

Raven's Progressive Matrices (often referred to simply as Raven's Matrices) or RPM is a nonverbal group test typically used in educational settings.

New!!: Intelligence quotient and Raven's Progressive Matrices · See more »

Raymond Cattell

Raymond Bernard Cattell (20 March 1905 – 2 February 1998) was a British and American psychologist, known for his psychometric research into intrapersonal psychological structure.

New!!: Intelligence quotient and Raymond Cattell · See more »


A reflex, or reflex action, is an involuntary and nearly instantaneous movement in response to a stimulus.

New!!: Intelligence quotient and Reflex · See more »

Reliability (statistics)

Reliability in statistics and psychometrics is the overall consistency of a measure.

New!!: Intelligence quotient and Reliability (statistics) · See more »

Reuven Feuerstein

Reuven Feuerstein (Hebrew: ראובן פוירשטיין; August 21, 1921 – April 29, 2014) was an Israeli clinical, developmental, and cognitive psychologist, known for his theory of intelligence which states “it is not ‘fixed’, but rather modifiable”.

New!!: Intelligence quotient and Reuven Feuerstein · See more »

Reynolds Intellectual Assessment Scales

The Reynolds Intellectual Assessment Scales (RIAS) is an individually administered test of intelligence that includes a co-normed, supplemental measure of memory.

New!!: Intelligence quotient and Reynolds Intellectual Assessment Scales · See more »

Robert Sternberg

Robert Sternberg (born December 8, 1949) is an American psychologist and psychometrician.

New!!: Intelligence quotient and Robert Sternberg · See more »

Robert Yerkes

Robert Mearns Yerkes (May 26, 1876 – February 3, 1956) was an American psychologist, ethologist, eugenicist and primatologist best known for his work in intelligence testing and in the field of comparative psychology.

New!!: Intelligence quotient and Robert Yerkes · See more »

SAGE Publications

SAGE Publishing is an independent publishing company founded in 1965 in New York by Sara Miller McCune and now based in California.

New!!: Intelligence quotient and SAGE Publications · See more »


The SAT is a standardized test widely used for college admissions in the United States.

New!!: Intelligence quotient and SAT · See more »

Science (journal)

Science, also widely referred to as Science Magazine, is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.

New!!: Intelligence quotient and Science (journal) · See more »

Scientific racism

Scientific racism (sometimes referred to as race biology, racial biology, or race realism) is the pseudoscientific belief that empirical evidence exists to support or justify racism (racial discrimination), racial inferiority, or racial superiority.

New!!: Intelligence quotient and Scientific racism · See more »

Social intelligence

Social intelligence, the capacity to know oneself and to know others, is as inalienable a part of the human condition as is the capacity to know objects or sounds, and it deserves to be investigated no less than these other "less charged" forms.

New!!: Intelligence quotient and Social intelligence · See more »

Socioeconomic status

Socioeconomic status (SES) is an economic and sociological combined total measure of a person's work experience and of an individual's or family's economic and social position in relation to others, based on income, education, and occupation.

New!!: Intelligence quotient and Socioeconomic status · See more »

Springer Science+Business Media

Springer Science+Business Media or Springer, part of Springer Nature since 2015, is a global publishing company that publishes books, e-books and peer-reviewed journals in science, humanities, technical and medical (STM) publishing.

New!!: Intelligence quotient and Springer Science+Business Media · See more »

Standard deviation

In statistics, the standard deviation (SD, also represented by the Greek letter sigma σ or the Latin letter s) is a measure that is used to quantify the amount of variation or dispersion of a set of data values.

New!!: Intelligence quotient and Standard deviation · See more »

Standard error

The standard error (SE) of a statistic (usually an estimate of a parameter) is the standard deviation of its sampling distribution or an estimate of that standard deviation.

New!!: Intelligence quotient and Standard error · See more »

Standardized test

A standardized test is a test that is administered and scored in a consistent, or "standard", manner.

New!!: Intelligence quotient and Standardized test · See more »

Stanford University

Stanford University (officially Leland Stanford Junior University, colloquially the Farm) is a private research university in Stanford, California.

New!!: Intelligence quotient and Stanford University · See more »

Stanford–Binet Intelligence Scales

The Stanford–Binet Intelligence Scales (or more commonly the Stanford–Binet) is an individually administered intelligence test that was revised from the original Binet–Simon Scale by Lewis M. Terman, a psychologist at Stanford University.

New!!: Intelligence quotient and Stanford–Binet Intelligence Scales · See more »

Stephen Jay Gould

Stephen Jay Gould (September 10, 1941 – May 20, 2002) was an American paleontologist, evolutionary biologist, and historian of science.

New!!: Intelligence quotient and Stephen Jay Gould · See more »

Stereotype threat

Stereotype threat is a situational predicament in which people are or feel themselves to be at risk of conforming to stereotypes about their social group.

New!!: Intelligence quotient and Stereotype threat · See more »

Théodore Simon

Théodore Simon (10 July 1872 – 4 September 1961) was a French psychologist who worked with Alfred Binet to develop the Binet-Simon scale, one of the most widely used scales in the world for measuring intelligence.

New!!: Intelligence quotient and Théodore Simon · See more »

The Bell Curve

The Bell Curve: Intelligence and Class Structure in American Life is a 1994 book by psychologist Richard J. Herrnstein and political scientist Charles Murray, in which the authors argue that human intelligence is substantially influenced by both inherited and environmental factors and that it is a better predictor of many personal dynamics, including financial income, job performance, birth out of wedlock, and involvement in crime than are an individual's parental socioeconomic status.

New!!: Intelligence quotient and The Bell Curve · See more »

The g Factor: The Science of Mental Ability

The g Factor: The Science of Mental Ability is a 1998 book by psychologist Arthur Jensen.

New!!: Intelligence quotient and The g Factor: The Science of Mental Ability · See more »

The IQ Controversy, the Media and Public Policy (book)

The IQ Controversy, the Media and Public Policy is a book published by Smith College professor emeritus Stanley Rothman and Harvard researcher Mark Snyderman in 1988.

New!!: Intelligence quotient and The IQ Controversy, the Media and Public Policy (book) · See more »

The Mismeasure of Man

The Mismeasure of Man is a 1981 book by paleontologist Stephen Jay Gould.

New!!: Intelligence quotient and The Mismeasure of Man · See more »

The New York Times

The New York Times (sometimes abbreviated as The NYT or The Times) is an American newspaper based in New York City with worldwide influence and readership.

New!!: Intelligence quotient and The New York Times · See more »


A theory is a contemplative and rational type of abstract or generalizing thinking, or the results of such thinking.

New!!: Intelligence quotient and Theory · See more »

Theory of mind

Theory of mind is the ability to attribute mental states—beliefs, intents, desires, emotions, knowledge, etc.—to oneself, and to others, and to understand that others have beliefs, desires, intentions, and perspectives that are different from one's own.

New!!: Intelligence quotient and Theory of mind · See more »

Theory of multiple intelligences

The theory of multiple intelligences differentiates human intelligence into specific 'modalities', rather than seeing intelligence as dominated by a single general ability.

New!!: Intelligence quotient and Theory of multiple intelligences · See more »

Three-stratum theory

The three-stratum theory is a theory of cognitive ability proposed by the American psychologist John Carroll in 1993.

New!!: Intelligence quotient and Three-stratum theory · See more »

Transaction Publishers

Transaction Publishers was a New Jersey–based publishing house that specialized in social science books.

New!!: Intelligence quotient and Transaction Publishers · See more »

Triple Nine Society

The Triple Nine Society (TNS) is an international high IQ society for adults whose score on a standardised test demonstrates an IQ at or above the 99.9th percentile of the human population.

New!!: Intelligence quotient and Triple Nine Society · See more »

University of Wrocław

The University of Wrocław (UWr; Uniwersytet Wrocławski; Universität Breslau; Universitas Wratislaviensis) is a public research university located in Wrocław, Poland.

New!!: Intelligence quotient and University of Wrocław · See more »

Validity (statistics)

Validity is the extent to which a concept, conclusion or measurement is well-founded and likely corresponds accurately to the real world based on probability.

New!!: Intelligence quotient and Validity (statistics) · See more »


In probability theory and statistics, variance is the expectation of the squared deviation of a random variable from its mean.

New!!: Intelligence quotient and Variance · See more »

Volkmar Weiss

Volkmar Weiss (born 23 May 1944 in Zwickau, Saxony) is a German scientist and writer, primarily interested in the field of IQ research.

New!!: Intelligence quotient and Volkmar Weiss · See more »

Wechsler Adult Intelligence Scale

The Wechsler Adult Intelligence Scale (WAIS) is an IQ test designed to measure intelligence and cognitive ability in adults and older adolescents.

New!!: Intelligence quotient and Wechsler Adult Intelligence Scale · See more »

Wechsler Intelligence Scale for Children

The Wechsler Intelligence Scale for Children (WISC), developed by David Wechsler, is an individually administered intelligence test for children between the ages of 6 and 16.

New!!: Intelligence quotient and Wechsler Intelligence Scale for Children · See more »

What Is Intelligence?

What Is Intelligence?: Beyond the Flynn Effect is a book by psychologist James R. Flynn which outlines his model for an explanation of the eponymous Flynn effect.

New!!: Intelligence quotient and What Is Intelligence? · See more »

Wiley Interdisciplinary Reviews: Cognitive Science

Wiley Interdisciplinary Reviews: Cognitive Science (WIREs Cognitive Science) is a peer-reviewed scientific journal covering cognitive science.

New!!: Intelligence quotient and Wiley Interdisciplinary Reviews: Cognitive Science · See more »

William Stern (psychologist)

William Stern (29 April 1871 – 27 March 1938), born Ludwig Wilhelm Stern, was a German psychologist and philosopher noted as a pioneer in the field of the psychology of personality and intelligence.

New!!: Intelligence quotient and William Stern (psychologist) · See more »

Woodcock–Johnson Tests of Cognitive Abilities

The Woodcock–Johnson Tests of Cognitive Abilities is a set of intelligence tests first developed in 1977 by Richard Woodcock and Mary E. Bonner Johnson.

New!!: Intelligence quotient and Woodcock–Johnson Tests of Cognitive Abilities · See more »

Working memory

Working memory is a cognitive system with a limited capacity that is responsible for temporarily holding information available for processing.

New!!: Intelligence quotient and Working memory · See more »

Working memory training

Working memory training is intended to improve a person's working memory.

New!!: Intelligence quotient and Working memory training · See more »

Zone of proximal development

The zone of proximal development, often abbreviated as ZPD, is the difference between what a learner can do without help, and what they can't do.

New!!: Intelligence quotient and Zone of proximal development · See more »

Redirects here:

Binet-Simon scale, Criticism of IQ testing, Genetic IQ, I Q, I.Q., I.Q. Test, I.Q. Tests, I.Q.Test, I.q., IQ, IQ Test, IQ exam, IQ scale, IQ score, IQ test, IQ test controversy, IQ test results controversy, IQ testing, IQ tests, IQ's, IQs, Intellectual quotient, Intelligence Quotient, Intelligence Quotients, Intelligence Test, Intelligence measurement, Intelligence test, Intelligence testing, Intelligence tests, Intelligent Quotient, Iq, Iq test, Iq tests, Iq., Measure of intelligence, Online IQ Test Validity, Smartness quotient, Socio-Economics and Intelligence, Test for IQ, Test of intelligence, Tests for IQ, WISC-III test.


[1] https://en.wikipedia.org/wiki/Intelligence_quotient

Hey! We are on Facebook now! »