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WorksheetsAP Psychology Vocabulary List 3 2025
Total questions: 29
Worksheet time: 15mins
A descriptive technique in which one individual or group is studied in depth in the hope of revealing universal principles.
Naturalistic observation
Survey
Case study
Experiment
A factor other than the independent variable that might produce an effect in an experiment.
Control group
Confounding variable
Random assignment
Placebo
In an experiment, the group not exposed to the treatment.
Population
Random sample
Experimental group
Control group
A measure of the extent to which two factors vary together.
Regression
Correlation
Random sampling
Case study
A statistical index of the relationship between two things (from −1.00 to +1.00).
Mean
Correlation coefficient
Scatterplot
Standard deviation
An experimental procedure in which both the research participants and the staff are unaware of group assignments.
Single-blind procedure
Randomized procedure
Double-blind procedure
Placebo
A research method in which an investigator manipulates variables to observe effects.
Experiment
Survey
Correlation study
Case study
When a researcher’s expectations influence the outcome of a study.
Placebo effect
Observer bias
Experimenter bias
Double-blind procedure
The group exposed to the treatment in an experiment.
Experimental group
Control group
Sample group
Placebo group
Perceiving a relationship where none exists.
Illusory correlation
Confounding variable
Random sampling
Regression toward the mean
The variable that is manipulated in an experiment.
Dependent variable
Control variable
Independent variable
Operational variable
Observing and recording behavior in naturally occurring situations.
Case study
Survey
Experiment
Naturalistic observation
Any effect on behavior caused by expectations alone.
Illusory correlation
Placebo effect
Experimental bias
Social desirability bias
All members of a group being studied.
Random sample
Population
Sample bias
Group assignment
Assigning participants to groups by chance to minimize preexisting differences.
Random sampling
Random assignment
Placebo effect
Counterbalancing
A sample that fairly represents a population because each member has an equal chance of inclusion.
Representative sample
Random sample
Control sample
Stratified sample
The tendency for extreme scores to return to average.
Illusory correlation
Regression toward the mean
Experimenter bias
Sampling bias
A flawed sampling process that produces an unrepresentative sample.
Sampling bias
Random sampling
Self-report bias
Naturalistic observation
A graphed cluster of dots showing values of two variables.
Correlation plot
Bar graph
Scatterplot
Pie chart
When participants inaccurately report their own behaviors or attitudes.
Sampling bias
Social desirability bias
Self-report bias
Confounding variable
An experimental procedure in which only participants are unaware of their group assignment.
Single-blind procedure
Double-blind procedure
Placebo effect
Randomized condition
The tendency of respondents to answer in a way viewed favorably by others.
Observer effect
Self-report bias
Social desirability bias
Sampling bias
A technique for obtaining self-reported attitudes or behaviors of a group.
Case study
Survey
Experiment
Naturalistic observation
Anything that can vary and is feasible and ethical to measure.
Concept
Measurement
Factor
Variable
Which psychologist developed the hierarchy of needs and emphasized self-actualization?
Ivan Pavlov
Carl Rogers
Abraham Maslow
Jean Piaget
Who is best known for founding classical conditioning through experiments with dogs?
B.F. Skinner
Ivan Pavlov
Abraham Maslow
Jean Piaget
Who advocated for humane treatment of the mentally ill and led the reform of mental asylums?
Carl Rogers
Dorothea Dix
Jean Piaget
Mary Whiton Calkins
Which psychologist is known for his theory of cognitive development in children?
Carl Rogers
Jean Piaget
Erik Erikson
Abraham Maslow
Who developed person-centered therapy and emphasized unconditional positive regard?
Sigmund Freud
Carl Rogers
Abraham Maslow
John Watson
