159k views
1 vote
What is the role of a control group in any experiment

User Bugster
by
5.4k points

2 Answers

1 vote
 control group gives reliable data in which you compare with other results 
User Rikket
by
6.2k points
4 votes
To compare your results to see how the variable changed 
User Jerry Agin
by
6.0k points