You have set up an experiment to determine if drinking bleach for breakfast is better for you than drinking milk. You have one group of people drinking milk, one group of people drinking bleach, and one group of people drinking nothing. Which of the following best describes the role of the people drinking milk?
A. Positive control
B. Negative control
C. The experiment
D. None of the above
Answer:A
You have set up an experiment to determine if drinking bleach for breakfast is better for you than drinking milk. You have one group of people drinking milk, one group of people drinking bleach, and one group of people drinking nothing. Which of the following best describes the role of the people drinking milk?
A. Positive control B. Negative control C. The experiment D. None of the above