Terminology

• Holding Constant

  involves maintaining specific conditions or restrictions to eliminate its potential confounding variables on study outcomes.
• Matching Values Across Treatment Conditions?

  Involves intentionally making equivalent or balancing the levels of a specific variable, between different experimental groups to control for potential confounding effects and ensure that observed differences are attributable to the manipulated independent variable.
• Randomisation

  The use of a random process to help avoid a systematic relationship between two variables. The intent is to disrupt a systematic relationship that might exist between extraneous variables and the independent variable.
• Random Assignment

  The use of a random process to assign participants to treatment conditions.