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Ch. 02
Purdue PSY 120
18
Psychology
Undergraduate 2
09/20/2018

Additional Psychology Flashcards

 


 

Cards

Term
What are the different types of research methods (3)?
Definition
Descriptive
Correlational
Experimental
Term
What are the 4 observational research methods?
Definition
Naturalistic observation
Case studies
Surveys
Psychological tests
Term
Define naturalistic observation
Definition
Record a naturally occurring behavior
Term
Define case studies
Definition
Gather a great deal of information on a single case
Term
Define surveys
Definition
Gather responses from many participants
Term
Define psychological test
Definition
Measure individual differences among people
Term
Define experimental research
Definition
Technique in which the investigator actively manipulates the environment to observe its effect on behavior
Term
Define correlational research
Definition
Research where a statistic indicates whether two variables vary together in a systematic way
Term
Define independent variable
Definition
Aspect of the environment that is manipulated
Independent: In control
Term
Define dependent variable
Definition
Behavior that is measured/observed
Term
Define confounding variable
Definition
Uncontrolled variable that changes with the independent variable
Term
Define operational definition
Definition
Definitions that specify how concepts can be observed and measured
Term
What is internal validity?
Definition
Extent to which an experiment has effectively controlled for confounding variables
Term
What are the 4 experimental research methods?
Definition
Random assignment
Placebo
Single-blind study
Double-blind study
Term
Define single blind study
Definition
Participants do not know to which condition they have been assigned
Term
Define random assignment
Definition
 Technique ensuring that each participant in an experiment has an equal chance of being assigned to any of the conditions
Term
Define placebo
Definition
Inactive/inert substance that resembles an experimental substance
Term
Define double blind study
Definition
Neither participants nor research observers are aware of who has been assigned to the experimental and control groups
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