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Empirically testing refers to the process of gathering and analyzing data through direct observation or experimentation in order to draw conclusions based on evidence.
A control group is a group in an experiment that does not receive the experimental treatment, used for comparison purposes.
Experimental Variables: Experimental variables are factors that are intentionally manipulated or changed by the researcher during an experiment.
Data Analysis: Data analysis involves organizing, interpreting, and drawing conclusions from collected data using statistical methods and techniques.