what does experimental group mean?

3 answers

Thank you for using the Jiskha Homework Help Forum. Here is a definition for you:

ex·per·i·men·tal group (k-spr-mntl)
n.
A group of subjects that are exposed to the variable of a control experiment.

The American Heritage® Stedman's Medical Dictionary, 2nd Edition Copyright © 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
This might add to the meaning of experimental group.

An independent variable is the potential stimulus or cause, usually directly manipulated by the experimenter, so it could also be called a manipulative variable.

A dependent variable is the response or measure of results.

Extraneous variables — other than the independent variable — potentially can affect the dependent variable, so they must be controlled. If possible, you try to keep them constant between the experimental and control group.

The experimental group receives the independent variable.

The control group is similar to experimental, except it does not receive the independent variable. Extraneous variables are balanced between experimental and control groups.

I hope this helps a little more. Thanks for asking.
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