EVERYDAY SCIENCE

Detailed explanation-1: -Negative control group: In this type of control group, the participants are not given a treatment. The experimental group can then be compared to the group that did not experience any change or results.

Detailed explanation-2: -Control groups in experiments The treatment group (also called the experimental group) receives the treatment whose effect the researcher is interested in. The control group receives either no treatment, a standard treatment whose effect is already known, or a placebo (a fake treatment to control for placebo effect).

Detailed explanation-3: -A control group in an experiment does not receive the treatment. Instead, it serves as a comparison group for the treatments. Researchers compare the results of a treatment group to the control group to determine the effect size, also known as the treatment effect.

Detailed explanation-4: -Listen to pronunciation. (kun-TROLE groop) In a clinical trial, the group that does not receive the new treatment being studied. This group is compared to the group that receives the new treatment, to see if the new treatment works.

Detailed explanation-5: -one of a group of drugs originally used in laboratory experiments to determine if they could induce psychoses, or states mimicking psychoses, on the basis of their effects. The group includes LSD and amphetamines. Also called psychomimetic.