For example, in evaluating the effectiveness of a new therapy, the mean performance of the therapy in one treatment group might be compared to the mean effectiveness of a placebo (or a well-known therapy) in a second, control group.
Centers for Disease Control and Prevention | Transmission Control Protocol | Centers for Disease Control | air traffic control | gun control | Media Control Charts | Sri Lankan Tamil militant groups | Control Data Corporation | Board of Control for Cricket in India | The Olivia Tremor Control | People for the Ethical Treatment of Animals | Christopher C. Kraft Jr. Mission Control Center | British Boxing Board of Control | treatment | Sewage treatment | sewage treatment | Gun Control Act of 1968 | Control Machete | biological pest control | Airborne early warning and control | Yahoo! Groups | Network traffic control | International Federation of Automatic Control | Control | control | remote control | Japan Remote Control | International Control Commission | Fire-control system | Engine control unit |