Examlex
Which of the following statements is true of sensation?
Random Assignment
A method used in experiments to assign participants to different groups in a way that each participant has an equal chance of being placed in any group.
Random Sample
A method of selecting a sample from a population in which every individual has an equal chance of being chosen.
Confounds
Variables that researchers fail to control or eliminate, which can cause a misunderstanding of the causal relationship in a study.
Operational Definitions
Clearly defined criteria or measures used to describe and quantify a concept or variable in research.
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