Castilla-La Mancha PAU General Sciences (Ciencias Generales - UCLM 2026) Practice Questions - Castilla-La Mancha PAU General Sciences (Ciencias Generales - UCLM 2026) Exam

What does the independent variable represent in a controlled experimental design?

The factor intentionally manipulated by the researcher to evaluate its effect. The measurement or response recorded as a result of experimental changes. Any uncontrolled environmental factor that introduces noise into the data. The mathematical constant used to calibrate laboratory instruments.

Correct Answer:

The factor intentionally manipulated by the researcher to evaluate its effect.

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