Question

what is experiment method​

Answer 1

An experiment is a procedure carried out to support, refute, or validate a hypothesis. Experiments provide insight into cause-and-effect by demonstrating what outcome occurs when a particular factor is manipulated..

Answer 2

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The experimental method is a systematic and scientific approach to research in which the researcher manipulates one or more variables, and controls and measures any change in other variables. ...  This is an experiment where the researcher manipulates one variable, and control/randomizes the rest of the variables.