Confounding variable: A variable that is associated with both the explanatory variable and the response variable, making it impossible to separate their effects.
How to apply it: Confounding threatens causal conclusions; random assignment and control help reduce confounding in experiments.
Course: AP Statistics · Unit: Collecting Data
Practice questions about Confounding variable on AimFive — get rubric-based feedback showing exactly which points you earned.
AP and Advanced Placement are trademarks of College Board. AimFive is not affiliated with or endorsed by College Board.