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Behaviorism
Page 8
School of Psychology and theoretical viewpoint that emphasizes the study of observable behaviors, especially as they pertain to the processes of learning.
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Case Study
Page 23
An intensive study of a single individual or small group of individuals.
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Collectivistic Cultures
Page 13
Cultures that emphasize the needs and goals of the group over the needs and goals of the individual.
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Comparative Psychology
Page 37
Branch of psychology that studies the behavior or different animal species.
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Control Group or Control Condition
Page 30
In an experiment, the group of participants who are exposed to all experimental conditions, except the independent variable; the group against which changes in the experimental group are compared.
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Correlation Coefficient
Page 25
A numerical indication of the magnitude and direction of the relationship (the correlation) between two variables.
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Correlational Study
Page 25
A research strategy that allows the precise calculation of how strongly related to factors are to each other.
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Critical Thinking
Page 18
The active processes of minimizing preconceptions and biases while evaluation evidence, determining the conclusions that can reasonably be drawn from evidence, and considering alternative explanations for research finding or other phenomena.
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Cross-Cultural Psychology
Page 13
Branch of psychology that studies the effect of culture on behavior and mental processes.
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Culture
Page 13
The attitudes, values,beliefs, and behaviors shared by a group of people and communicated from one generation to another.
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Demand Characteristics
Page 29
I a research study, subtle clues or signals expressed by the researcher that communicate the kind of response or behavior that is expected from the participant.
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Dependent variable
Page 27
The factor that is observed and measured for change in an experiment; thought to be influenced by the independent variable; also called the outcome variable.
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Descriptive Research Methods
Page 21
Scientific procedures that involve systematically observing behavior in order to describe the relationship among behaviors and events.
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Double-Blind Technique
Page 28
An experimental control in which neither the participants nor the researchers interacting with the participants are aware of the group or condition to which the participants have been assigned.
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Empirical Evidence
Page 17
Verifiable evidence that is based upon objective observation, measurement, and/or experimentation.
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Ethnocentrism
Page 13
The belief that one's own culture or ethnic group is superior to all others and the related tenancy to use one's own culture as a standard by which to judge other cultures.
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Evolutionary Psychology
Page 12
The application of principles of evolution, including natural selection, to explain psychological processes and phenomena.
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Experimental Group or Experimental Conditions
Page 28
In an experiment, the group of participants who are exposed to all experimental conditions, including the independent variable.
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Experimental Method
Page 27
A method of investigation used to demonstrate cause-and-effect relationships by purposely manipulating one factor thought to produce change in another factor.
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Extraneous Variable
Page 27
A factor or variable other than the ones being studied that, if not controlled, could effect the outcome of the experiment; also called confounding variable.
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Functional Magnetic Resonance Imaging (FMRI)
Page 34
A noninvasive image technique that uses magnetic fields to map brain activity by measuring changes in the brain's blood flow and oxygen levels.
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Functionalism
Page 5
Early school of psychology that emphasizes studying the purpose, or function, of behavior and mental experiences.
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Humanistic Psychology
Page 9
School of psychology and theoretical viewpoint that emphasizes each persons unique potential for psychological growth and self-direction.
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Hypotheses
Page 17
A tentative statement about the relationship between two or more variables; a testable prediction or question.
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Independent Variable
Page 27
The purposely manipulated factor thought to produce change in an experiment; also called the treatment variable.
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Individualistic Cultures
Page 13
Cultures that emphasize the needs and goals of the individual over the needs and goals of the group.
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Magnetic Resonance Imaging (MRI)
Page 34
A noninvasive imaging technique that produces highly detailed images of the body's structure and tissues, using electromagnetic signals generated by the body in response to magnetic field.
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Main Effect
Page 29
Any change that can be directly attributed to the independent or treatment variable after controlling for other possible influences.
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Meta-analysis
Page 20
A statistical technique that involves combining and analyzing the results of many research studies on a specific topic in order to identify specific trends.
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Natural Experiment
Page 32
A study investigating the effects of a naturally occurring event on the research participant.
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Naturalistic Observation
Page 21
The systematic observation and recording of behaviors as they occur in their natural setting.
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Negative Correlation
Page 26
A finding that two factors vary systematically in two different directions, one increasing as the other decreases.
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Neuroscience
Page 10
The study of the nervous system, especially the brain.
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Operational Definition
Page 18
A precise description of how the variables in a study will be manipulated or measured.
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Placebo Affect
Page 28
Any change attributed to a person's beliefs and expectations rather than an actual drug, treatment, or procedure; also called expectancy effect.
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Placebo
Page 28
A fake substance, treatment, or procedure that has no direct effect.
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Positive Correlation
Page 26
A finding that two factors vary systematically in the same direction, increasing or decreasing together.
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Positive Psychology
Page 11
The study of positive emotions and physiological state, positive individual traits, and the social intuitions that foster positive individuals and communities.
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Positron Emission Tomography (PET scan)
Page 34
An invasive imaging technique that provides color-coded images of brain activity by tracking the brain's use of radioactivity tagged compound, such as glucose, oxygen, or a drug.
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Practice Effect
Page 29
Any change in performance that results from mere repetition of a task.
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Pseudoscience
Page 22
Fake or false science that makes claims based on little or no scientific evidence.
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Psychiatry
Page 16
Medical specialty area focuses on the diagnosis, treatment, causes, and prevention of mental and behavioral disorders.
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Psychoanalysis
Page 7
Personality theory and form of psychotherapy that emphasizes the role of unconscious factors in personality and behavior.
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Psychology
Page 3
The scientific study of behavior and mental processes.
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Random Assignment
Page 28
The process to assigning participants to experimental conditions so that all participants have an equal chance of being assigned to any of the conditions or groups in the study
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Random Selection
Page 24
Process in which subjects are selected randomly from a lager group such that every group member has an equal chance of being included in the study.
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Replicate
Page 20
To repeat or duplicate a scientific study in order to increase confidence in the validity of the original findings.
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Representative Sample
Page 24
A selected segment that vary closely parallels the larger population being studied on relevant characteristics.
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Sample
Page 24
A selected segment of the population used to represent the group being studied.
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Scientific Method
Page 27
a set of assumptions, attitudes, and procedures that guide researchers in creating questions to investigate, in generating evidence, and in drawling conclusions.
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Statistically Significant
Page 19
A mathematical indication that research results are not very likely to have occurred by chance.
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Statistics
Page 19
A branch of mathematics used by researchers to organize, summarize, and interpret data.
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Structuralism
Page 5
Early school of psychology that emphasized studying the most basic components, or structures, of conscious experiences.
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Survey
Page 24
A questionnaire or interview designed to investigate the options, behaviors, or characteristics of a particular group.
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Theory
Page 21
A tentative explanation that tries to integrate and account for the relationship of various findings and observations.
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Variable
Page 18
A factor that can vary, or change, in ways that can be observed, measured, and verified.
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