A research refers to the study to find out a new thing or to know why things occur the way they do,
This refers to causative agent in an experiment which causes changes while the dependent variable is the one which bears the effect of the study and the control variable is the one that is held in constant.
With this in mind, we can see that some examples of independent variable is:
Please note that your question is incomplete so I gave you a general overview to help you get a better understanding of the concept.
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