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In the days races were thought to be valid, static categories, Johann Friedrich Blumenbach categorized humans into the following races:
Dependent Variables
In experimental and statistical research, the variable that is tested and measured to see if it is influenced by changes in the independent variable.
Independent Variables
Variables in an experiment that are manipulated to observe their effects on dependent variables.
Experimental Hypothesis
An assumption or prediction about the relationship between two variables or the outcome of an experiment designed to be tested through research.
Control Conditions
Conditions in an experiment that are kept constant to accurately test the impact of the experimental factor.
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