scientist is interested in the effects of caffeine on our ability to estimate time. If the scientist conducts a controlled experiment, which of the following statements is true?
A. The amount of caffeine each subject consumes before the test should be the same.
B. The type of feedback and amount of feedback each subject is given during the test should be the same.
C. Both A and B are true.
D. Neither A nor B is true.

Question

scientist is interested in the effects of caffeine on our ability to estimate time. If the scientist conducts a controlled experiment, which of the following statements is true?
 A. The amount of caffeine each subject consumes before the test should be the same.
 B. The type of feedback and amount of feedback each subject is given during the test should be the same.
 C. Both A and B are true.
 D. Neither A nor B is true.

anonymous · Answer

I would say A. i thin B is wrong because people would react differently to caffeine, therefore giving you varied feedback

anonymous · Answer

think*