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24.02.2020 •
Social Studies
A study was conducted to determine if a new drug for treating depression is more effective than an existing drug. One hundred subjects who suffer from servere depression participated. Fifty were selected at random and were given the new drug and the other 50 were given the existing drug. A psychiatrist evaluated the symptoms of all subjects after four weeks and determined whether or not each subject's condition had improved.
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Ответ:
D
Explanation: Opportunity cost is also called alternative foregone