What Is the Meaning of Controlled Variable?

Answer

A controlled variable is a variable in an experiment that never changes. It allows the experimenter to have a set point to compare their results to, and to determine if their experiment was a success.
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In research science, variables refer to factors or conditions that can change during the course of an experiment. For example, in an experiment to see how different conditions affect
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control variables are those variables that are not changed throughout the trails in an experiment.
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A variable that you never change and never changes.
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Systematic evaluation and control focuses on methods of evaluating company performance against objectives. A sales organization monitors actual sales against quotas. A customer service
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Ask.com Answer for: what is the meaning of controlled variable
controlled variable | Define controlled variable at Dictionary.com
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The term controlled variable refers to something that normally remains constant and unchanged in an experiment. This term can also be used to refer to variables that cab be input or keyed in to the control system.
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