Examlex
Which of the following are types of visual aids that could be used for a presentation?
Institutional Review Board
A committee that reviews and approves research involving human subjects to ensure ethical standards are met.
Experiment
A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact by controlling and manipulating variables.
Confound
A variable that influences both the dependent and independent variables in a study, potentially misleading the results or conclusions.
Independent Variable
In an experiment, the variable that is manipulated or changed by the researcher to observe its effects on the dependent variable.
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