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When collecting specimens, which sample should be obtained first?
Dependent Variable
In experimental research, it is the variable that is being tested and measured, expected to change as a result of modifications to the independent variable.
Experimenter Bias
An unwanted influence on research outcomes due to the researcher's expectations, preferences, or beliefs potentially affecting the data or interpretation.
Research Participant Bias
In an experiment, the influence of participants’ expectations, and of their thoughts on how they should behave, on their behavior.
Confederate
A person who is given a role to play in a study so that the social context can be manipulated.
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