Question

In an experiment, there are two groups. Which group is not changed in any way? hypothesis experimental variable control Description

Answer 1

The group that is not changed in an experiment is the control group, or control.

Answer 2

Control group

Step-by-step explanation:

An experiment includes control, dependent variable and independent variable to test the validity of proposed hypothesis. Both dependent and independent variable exhibit changes during experimentation while control group does not undergo any changes. Control group is included so as to rule out possibility of any effect of environmental conditions on the results.