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Treatment and control groups


In the design of experiments, treatments are applied to experimental units in the treatment group(s). In comparative experiments, members of the complementary  ...

What Is a Control Group? - Chemistry - About.com


Nov 27, 2015 ... A control group in a scientific experiment is a group separated from the rest of the experiment where the independent variable being tested ...

What is a Control Group? - Definition and Use in Research - Video ...


In research, many times a condition is compared to a group that doesn't receive treatment. In this lesson, we'll look at what a control group is...

Controlled and Affiliated Service Groups - IRS.gov


groups. • Apply section 1563(a) in conjunction with section 414(b) and (c) to determine if a controlled group is in existence. • Identify the effect of the attribution  ...

Examples of Control Groups - YourDictionary


The control group in an experiment is the group who does not receive any treatment and is used as a benchmark against which other test results are measured.

Scientific Control Group - Experimental Research - Explorable.com


A scientific control group is an essential part of most research designs, allowing researchers to eliminate and isolate confounding variables and bias.

What is a control group in biology ? | Reference.com


In biology experiments, a control group is a group of subjects that are not given the treatment being tested in order to serve as a benchmark for the tested group.

What is a scientific control group? | Reference.com


A control group in science is a group of people that closely resemble a treatment group, but do not receive the same treatment as the other group. This helps ...

Frequently asked questions about how science works


In scientific testing, a control group is a group of individuals or cases that is treated in the same way as the experimental group, but that is not exposed to the  ...

Importance of the control group in scientific research - SciELO


EVIDENCE-BASED ORTHODONTICS. Importance of the control group in scientific research. Matheus Melo Pithon. Professor of Orthodontics, State University of ...

A control group is a test group in an experiment to which the factor being tested is not applied. It serves as a standard to which the treatment group is compared.
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Control group | Define Control group at Dictionary.com


Control group definition, (in an experiment or clinical trial) a group of subjects closely resembling the treatment group in many demographic variables but not ...

What is a control group? definition and meaning


Definition of control group: A group of subjects or conditions that is matched as closely as possible with an experimental group, but is not exposed to any ...

Control group dictionary definition | control group defined


The control group is defined as the group in an experiment or study that does not receive treatment by the researchers and is then used as a benchmark to ...