EVERYDAY SCIENCE

Detailed explanation-1: -What is the difference between a control group and an experimental group? An experimental group, also known as a treatment group, receives the treatment whose effect researchers wish to study, whereas a control group does not.

Detailed explanation-2: -These two groups should be identical in every respect except one: the difference between a control group and an experimental group is that the independent variable is changed for the experimental group, but is held constant in the control group.

Detailed explanation-3: -A controlled group is the group of individuals that are similar in relevant respects, while a control variable is an independent variable that is held constant across measurement criteria.