An Experimenter Wanted to Test the Effects of Cigarette Smoking

question 11

Multiple Choice

An experimenter wanted to test the effects of cigarette smoking on rats. She infused the cages of 50 rats with cigarette smoke and the cages of another 50 rats with pure, clean air. The rats that received the clean air were the ____.​

• A) experimental group​
• B) ​control group
• C) ​model group
• D) ​predictive group
• E) ​independent group

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Definitions:

Crowdfunding

The practice of funding a project or venture by raising small amounts of money from a large number of people, typically via the Internet.

Capital

The wealth, whether in money or assets, owned or employed in business by an individual, firm, corporation, etc.

Venture

An endeavor or project that involves risk but is pursued with the expectation of future gains.

Crowdfunding

The method of supporting a project or business by collecting minor contributions from a vast number of individuals, usually through the internet.