Migraine Study Results

The table shows the results of a study testing the effectiveness of a migraine medication. Why was one group given a sugar tablet?
A. to include a control group
B. to have an experimental group
C. to provide a variety of treatments
D. to give the body additional nutrients

I'm pretty sure the answer you're looking for is B. An experimental group in a scientific experiment is the group that the experiment procedure is performed on. The independent variable is changed for the group and the response or change in the dependent variable is recorded.

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Migraine Study Results The table shows the results of a study testing the effectiveness of a migraine medication. Why was one group given a sugar tablet? A. to include a control group B. to have an experimental group C. to provide a variety of treatments D. to give the body additional nutrients

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Migraine Study Results

The table shows the results of a study testing the effectiveness of a migraine medication. Why was one group given a sugar tablet?
A. to include a control group
B. to have an experimental group
C. to provide a variety of treatments
D. to give the body additional nutrients