A group of subjects that are exposed to the variable of a control experiment.
any group used as a control in a statistical experiment, esp a group of patients who receive either a placebo or a standard drug during an investigation of the effects of another drug on other patients
Specific descriptions of concepts involving the conditions of a scientific study. Measure and manage.
A stimulus condition so named because the experimenter changes it independently of all others carefully controlled experimental conditions.
The measured outcome of a study; the responses of subjects in a study.
to disclose to the subject the purpose of the experiment and any reasons for deception or manipulation.