1.   A control group had to be examined as well as the group that we are studying.

2.   A control group of non-smoking women was compared to four groups of women smokers.

3.   A group of young people without Saturday jobs, will act as a control group.

4.   Attention is focused on the organization undergoing change, rather than on comparison with any control group.

5.   Differences are computed, and the program is deemed a success if the experimental group has improved more than the control group.

6.   Experimental designs always have an independent or cause variable present and a control group.

7.   For example, instead of receiving vitamin C as the experimental group is doing, the control group receives a placebo.

8.   He did not typically employ elaborate statistics to test hypotheses or use control groups in his research.

9.   It acknowledges the lack of control groups and neat experimental designs and works with perceived values of change.