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Terms

Terms in this set (22)

Concept
Words or ideas that represent observations or experiences
Conceptual definition
Concepts expressed in words
Construct
A model or relationship between two or more concepts
Operational definition
Specifies how concepts are observed or experienced
Variables
Concepts or construct to which numerical values are assigned.
Hypothesis
A testable statement that indicates what the researcher intends to find
Bias
Unintended or unavoidable effect on study outcomes
Manipulation
Maneuvering the IV so its effect can be seen on the DV
Control
Actions that direct or manipulate factors to achieve the desired outcome and minimize intervening factors
Validity in design
extent to which the study answers the research questions and the findings are accurate
Internal validity
Ability to answer research questions accurately
External validity
Ability to generalize findings and develop inferences from the study sample
Reactivity
Extent that the participants react to being in the study and the outcome may be influenced
Realism
How closely the experimental conditions simulate real life
Reliability
The stability of the research design
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