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It is a variable that stands alone and isn't changed by the other variables you are trying to measure. For example, someone's age might be an independent The independent variable, also known as the manipulated variable, lies at the For example, an experiment to test the effects of a certain fertilizer, upon plant 17 Feb 2017 The dependent variable is the response that is measured. For example: In a study of how different doses of a drug affect the severity of 6 Aug 2016 Get the definitions for independent and dependent variables, examples of each variable, and the explanation for how to graph them. In our dog example, the dependent variable is how much the dogs eat. This is what we are observing and measuring. It is called the "dependent" variable Example of Variables in Scientific Experiments. If a scientist conducts an experiment to test the theory that a vitamin could extend a person's life-expectancy, then: The independent variable is the amount of vitamin that is given to the subjects within the experiment. This is controlled by the experimenting scientist. 5 Dec 2014 Dependent variable simple definition. Multiple examples from science, psychology, calculus and other fields. How the hypothesis statement 29 Mar 2017 An independent variable is defines as the variable that is changed or controlled in a scientific experiment. Independent variables are the variables that the experimenter changes to test their dependent variable. A change in the independent variable directly causes a change in the dependent variable. Independent variables are essential to scientific work and the scientific method. An independent variable in an experimental setup is the manipulated variable. An independent variable is the variable you have control over, what you can choose Example: You are interested in how stress affects heart rate in humans.
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