The group getting the old drug is called what?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A company wants to study the effects a new drug has on alleviating pain.  Some patients at doctor’s office are selected to be in the study.  The patients will be randomly assigned to take the new drug or the old drug.  They will be monitored to see when the pain goes away.

The group getting the old drug is called what?

A. Experiemental Group
     
B. Control Group
     
C. Dependent Group
     
D. Independent Group

Expert Solution
Step 1

control group in which independent variable remain constant

experimental group in which independent variable change 

 

here independent varible is drug

and dependent variable is pain goes away or not 

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