Meaning Of The Word Control group

Real Dictionary
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  4. Control group

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Control group Meaning

Control group Definition
Control group Definition

What's The Definition Of Control group?

control group in American English
a group that serves as the control in a scientific experiment; specif., such a group that does not receive the substance, drug, treatment, etc. being tested
noun: a group of subjects closely resembling the treatment group in many demographic variables but not receiving the active medication or factor under study and thereby serving as a comparison group when treatment results are evaluated

control group in British English
noun: 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

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