The purpose of an experiment is to simply test the hypothesis and when the hypothesis is correct, a theory can be formulated.
Your information is incomplete. Therefore, an overview will be given. It should be noted that an experiment simply means a scientific procedure that undertaken to make a discovery.
In this case, purpose of an experiment is to simply test w hypothesis and when the hypothesis is correct, a theory can be formulated.
The independent variable is a variable that's altered during the experiment. The dependent variable is the variable that's being rested or meaured while the control variable is the one that is kept the same during the experiment.
The tools that can be used to collect data include case studies, interview, surveys, questionnaire, etc.
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