PAU General Sciences (Andalusia) Practice Questions - Andalusia PAU General Sciences Ciencias Generales Exam

Why is keeping controlled variables constant essential during a scientific experiment?

It ensures that any observed change in the dependent variable is caused solely by the independent variable It allows researchers to test multiple independent variables simultaneously It guarantees that the hypothesis will be proven correct It eliminates the need for a control group

Correct Answer:

It ensures that any observed change in the dependent variable is caused solely by the independent variable

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