In an Experiment on the Effects of Caffeine on the Alertness

question 30

Multiple Choice

In an experiment on the effects of caffeine on the alertness of college students,student volunteers are randomly assigned to two groups.One group is given caffeinated coffee while the other group is given decaffeinated coffee.All participants then play a video game to assess their mental acuity,measured as their final score on the video game.In this study,the group that is given caffeinated coffee is called the:

• A) control group
• B) experimental group
• C) focus group
• D) population
• E) sample

---

Definitions:

Economic Growth, Regulatory Relief, and Consumer Protection Act

is a law intended to ease regulations on small and medium-sized banks and enhance consumer protections.

Truth in Lending Act

A U.S. federal law designed to promote the informed use of consumer credit by requiring disclosures about its terms and cost.

Residential Mortgage Loans

Loans borrowed by individuals for the purpose of purchasing residential properties, secured by the property itself.

Restrictive Covenants

Clauses in a contract or deed that limit how a piece of property can be used, to protect the value of adjacent properties or enforce a particular standard.