In a scientific experiment, an independent variable is a variable that is altered or controlled to see how it affects the dependent variable.
In a scientific experiment, the variable under test and being measured is known as the dependent variable.
The independent variable determines how reliant the dependent variable is. The impact on the dependent variable of changing the independent variable is tracked and documented by the experimenter.
An experimental component that remains constant and unaltered during the course of an investigation is known as a control variable in science.
Christian is interested in seeing how a student's performance on an exam is impacted by the amount of time they spent studying. He conducts a class survey and inquires about the amount of time each student spent studying.
The independent variable is the time they spent studying, the dependent variable is the amount of time studying and how it helps the test.
The controlled variable is the amount of time studying and how it helps the test.
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