What is Variables ?

How do I design an experiment?

When designing an experiment, you should:

Determine the question you are trying to answer.

List your independent and dependent variables, plus any controlled, confounding or additional variables.

Write a hypothesis that you believe your experiment will prove.

Decide how much you want to manipulate your independent variable.

Determine the number of samples or subjects in your study.

Assign subjects into treatment groups.

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