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Q. |
You are conducting a study to see whether a new experimental medication will cause bald men to grow hair. You divide your patients into 2 groups. To one group you give the medication. To the other group, you give a placebo. In this study, the correct terms for the taking of the medication and the growth of hair are the following. |
A. | both the medication and the hair growth are dependent variables |
B. | both the medication and the hair growth are independent variables |
C. | the medication is the dependent variable, and the hair growth is the independent variable |
D. | the medication is the independent variable, and the hair growth is the dependent variable |
Answer» D. the medication is the independent variable, and the hair growth is the dependent variable |
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