Parts of An Experiment Review

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Clara wants to know if getting more sleep before a test will improve her scores. What would be a constant in this experiment?

The same test, same time spent studying, same teacher, same testing environment

Clara wants to know if getting more sleep before a test will improve her scores. What would be the independent variable in this experiment?

Amount of sleep

Clara wants to know if getting more sleep before a test will improve her scores. What would be the dependent variable in this experiment?

Test scores

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