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Group Design

Group Design

The most basic experimental design involves two groups: the experimental group and the control group. The two groups are designed to be the same except for one difference— experimental manipulation. The experimental group gets the experimental manipulation—that is, the treatment or variable being tested—and the control group does not. Since experimental manipulation is the only difference between the experimental and control groups, we can be sure that any differences between...

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Related Experiment Video

Updated: Oct 29, 2025

Large-Scale Screens of Metagenomic Libraries

Large-Scale Screens of Metagenomic Libraries

Published on: May 28, 2007

How are we going to do this?

Francine Buchanan¹

¹The Hospital for Sick Children; Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ont.

CMAJ : Canadian Medical Association Journal = Journal De L'Association Medicale Canadienne

|July 13, 2021

Summary

No abstract available in PubMed .

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