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Importance of controls

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Please help with the following problem. Provide references to go along with the solution.

Consider the following statement: If, under a strictly controlled experimental setting, we observe the predicted outcome, then we have established support for the hypothesis. Why does an experiment need to be controlled? Give a brief description of a hypothetical experiment and identify the controls.

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Solution Preview

Problem: Consider the following statement: If, under a strictly controlled experimental setting, we observe the predicted outcome, then we have established support for the hypothesis. Why does an experiment need to be controlled? Give a brief description of a hypothetical experiment and identify the controls.

Solution:
Controls are essential for any ...

Solution Summary

This posting provides a short answer the describes the importance of control in an experimental settling. It describes when an experiment needs to be controls and gives a hypothetical experiment where controls are in place. The explanation is given in 146 words. Examples are given, and three references are provided.

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