1
AssignmentMultiple Choice
Observational Studies and Experiments
Question 1 of 14 • VA-Probability and Statistics
In an experiment to test the effectiveness of an energy supplement, participants are randomly assigned to groups by using a table of random digits. Which of the following best describes the control group in the experiment?
Answer
A
The control group is the group who received protein bars without the energy supplement.B
The control group is the group who received protein bars with the energy supplement.C
There is no control group, but one is needed.D
There is no control group, and none is needed.