Which of the below is a good example of a positive control in an experiment intended to determine if spraying insect repellent on yourself is better than spraying yourself with Axe at attracting girls?
A. Spraying lots of Axe on your body
B. Not showering for a week and spraying nothing on your body
C. Spraying lots of insect repellent on your body
D. Spraying both Axe and insect repellent on your body
Answer:A
Which of the below is a good example of a positive control in an experiment intended to determine if spraying insect repellent on yourself is better than spraying yourself with Axe at attracting girls?
A. Spraying lots of Axe on your body B. Not showering for a week and spraying nothing on your body C. Spraying lots of insect repellent on your body D. Spraying both Axe and insect repellent on your body