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Control Group

Definition

A group of participants in an experiment that does not receive the intervention or treatment being tested, serving as a baseline for comparison with the experimental group.

Example

In a vaccine trial, the control group receives a saline injection instead of the vaccine.

بالعربية

مجموعة ضابطة

Related Terms

Randomized Controlled Trial (RCT)RandomizationBlindingVariable

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Last updated: March 2026