<span>FALSE, they should have the level of training, experience, and expertise to SERVE IN THIS CAPACITY</span>
Researchers must utilize a control group in a scientific study because <span>it is important to show that between two groups that were similar from the beginning of the study, the one that received the manipulation is the one that changes. Note that the control group is the group in the experiment that does not receive manipulation by the experimenter and is thus used as basis for how the other test subjects changed. </span>
Answer: the answer is Poohsticks