A graduate student injects 8 rats with a chemical compound commonly found in the environment and finds that all of the rats die within a few days. Eager to publish her results, the student comes to you , her adviser.
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graduate student injects 8 rats with a chemical compound commonly found in the environment and finds that all of the rats die within a few days. Eager to publish her results, the student comes to you , her adviser. What would you suggest the student do before publishing his results? Help her design a controlled experiment. State a good hypothesis, describe the experiment , identify the control group, independent, dependent and controlled variables.