A researcher determines whether an association exists between the independent and dependent variables in a true experiment because two or more groups differ in terms of their value on the

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The independent variable is the variable that is manipulated or changed by the researcher to see its effect on the dependent variable. By manipulating the independent variable and comparing the differences in the dependent variable between the groups, the researcher can determine if there is an association or causal relationship between the two variables.

A Researcher Determines Whether an Association Exists Between the Independent