Key Terms and Definitions

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Flashcards with the key terms and definitions for Investigating Psychology.
Bekki
Flashcards by Bekki, updated more than 1 year ago
Bekki
Created by Bekki over 9 years ago
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Question Answer
Innate Relating to a behaviour, ability, disposition or characteristic that is present from birth rather than being acquired through experience.
Craniometry The study of people's intellectual abilities based on the shape and size of their head.
Neurology The scientific study of the brain and the nervous system.
Confirmatory bias When a scientist's expectations unconsciously influence the outcome of their research.
Psychometrics A field of study in psychology concerned with psychological measurement of things like attitudes, personality traits, mood or intelligence.
Personality A person's stable and enduring traits and characteristics, which lead them to behave in a steady way over time.
Individual differences Any characteristics that are susceptible to variation between individuals.
Battery of tests A series of tests aimed at measuring the same thing.
Scale A term often used instead of 'test' to measure a construct that cannot be directly measured.
Test norms Benchmarks used to assess and individual's performance on tests.
Test standardisation The process of establishing test norms be administering the test to a large sample of the population for which the test is intended.
Correlation A measure of an association between two events or things.
g, or general intelligence The factor believed to underpin performance on different tasks in an intelligence test.
Intelligence quotient (IQ) A score on an intelligence test which indicates how a person's intellectual ability compares to the general population.
Normal distribution The assumption that characteristics which vary between people will be distributed across the population in such a way that values at or close to the average will be more frequent than extreme ones.
Working Memory The kind of memory that is used for temporarily storing and managing information required to carry out a task.
Fluid Intelligence The ability to think logically and solve problems, which is independent of acquired knowledge or experience.
Crystallised intelligence The ability to apply acquired skills, knowledge and experience to novel situations.
Theory A set of propositions about a psychological phenomenon which forms the basis of an explanation.
Validity The extent to which a test measures what it has been designed to measure.
Eugenics Movement A movement that advocated the improvement of human genetics through the promotion of reproduction of people with desired traits and limiting reproduction of people with undesirable traits.
Scientific Racism The manipulation of scientific theories and methods to justify the belief in racial superiority or inferiority.
Genetic Code The rules which govern how information encoded within genetic material (the DNA) will be translated into proteins, the building blocks of any living organism.
Heritability The extent to which differences in a trait, characteristic or ability within a population is due to genetic differences.
Human genome The complete set of genetic information contained in the human DNA.
Ethics Principles that determine right and wrong conduct.
Heritability estimate An estimate of the extent to which variability in intelligence in the population is accounted for by variability in genes.
Equal Environment Assumption. The assumption in twin studies that twin pairs raised together experience roughly equal environments.
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