for Apex: the variable is an experiment that is manipulated by the scientist.
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The variable is an experiment that is manipulated by the scientist. APEX
Experiment controlled
Changes in the independent variable are independent of changes in any other variable,
The independent variable of an experiment is the variable that you change, and the dependent variable is the result of the independent variable.
An independent variable is a variable which stands independent and is unaffected by other variables. A dependent variable is a variable which is a response to the independent variable, and is usually the factor that is being tested in an experiment.