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:
Bias
Explanation:
Bias is a psychological way of making preferential judgement in a manner that is unfair. It is a clouded judgement based on assumptions, favouritism or irrational beliefs.
<span>This would be a violation of the 6th Amendment. Every defendant is permitted to have counsel who will represent him in a court of law, and this counsel is allowed to help the defendant prepare his case and those who will testify on his behalf.</span>
Answer:
by helping them hunt and fish
Explanation:
