Having More Than Two Levels of the Independent Variable Is

question 1

Multiple Choice

Having more than two levels of the independent variable is necessary to

• A) detect causal relationships.
• B) control for common-causal variables.
• C) detect nonlinear relationships.
• D) produce adequate equivalence across the conditions.

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Definitions:

South Carolina

A state in the southeastern United States known for its subtropical beaches, marshlike sea islands, and historical significance in the American Civil War.

Negro Rule

A derogatory term historically used to describe periods or attempts of governance by African Americans, particularly in the post-Civil War South during Reconstruction in the United States.