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  1. What Is a Control Variable? Definition and Examples

    Aug 27, 2020 · A control variable is any factor that is controlled or held constant during an experiment. For this reason, it’s also known as a controlled variable or a constant variable. A …

  2. Control Variable – Definition, Types and Examples

    A control variable is any factor in a study that is intentionally kept constant to prevent it from influencing the relationship between the independent variable (IV) and the dependent variable …

  3. Control variable - Wikipedia

    A control variable (or scientific constant) in scientific experimentation is an experimental element which is constant (controlled) and unchanged throughout the course of the investigation.

  4. Control Variables | What Are They & Why Do They Matter?

    Mar 1, 2021 · A control variable is anything that is held constant or limited in a research study. It’s a variable that is not of interest to the study’s objectives, but is controlled because it could …

  5. Control Variable - Definition, Types and Examples - Research …

    Mar 26, 2024 · A control variable is an element that is kept constant throughout an experiment or study to prevent it from influencing the outcome. While independent variables are manipulated …

  6. Controlled Variable Role in Science Experiments - ThoughtCo

    Aug 5, 2024 · A controlled variable is a part of an experiment that remains constant to ensure accurate results. Controlled variables are crucial because they prevent other factors from …

  7. What Are Control Variables? Definition & Examples

    Aug 27, 2025 · What is a Control Variable? A control variable can be defined as an experimental element that either remains constant or is held constant through the course of investigation in …

  8. What is a Control Variable: Science Experiments Simple Guide

    Aug 22, 2025 · Defining the Control Variable: What Is It? A control variable is any factor in an experiment that researchers intentionally keep constant or unchanged to ensure that the …

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  9. Controlled Variable: Definition, Examples, and Importance

    Mar 25, 2025 · Controlled variables are essential components of any scientific experiment. They ensure that the results of a study are accurate and attributable to the manipulation of the …

  10. What is a Control Variable? Definition, Examples, and Importance

    Sep 15, 2025 · A control variable is a factor in an experiment that is kept constant or unchanged throughout the study to ensure that it does not influence the outcome. By holding these …