EVERYDAY SCIENCE

Detailed explanation-1: -The control group is the group in an experiment that does not receive any change in the variable. This group is left as natural as possible and used as a control to see if there is a change from the normal results. Only one variable should be changed at the time between the control group and the experimental group.

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: -The group of participants listening to no music while studying is the control group, and the groups listening to music, whether with or without lyrics, are the two experimental groups.

Detailed explanation-4: -(ek-SPAYR-ih-MEN-tul groop) The group in a clinical research study that receives the drug, vaccine, or other intervention being tested.