DrBranch Would Like to Study the Relationship Between Room Lighting

question 568

Multiple Choice

Dr.Branch would like to study the relationship between room lighting and college students' test performance.He randomly assigns college students to two groups.The first group takes an exam in a dimly lit room and the second group takes the same exam in a regularly lit room.Who or what is the independent variable?

• A) room lighting
• B) exam scores
• C) random assignment
• D) Dr.Branch

---

Definitions:

FTAA

The Free Trade Area of the Americas, a proposed agreement to eliminate or reduce trade barriers among all countries in the Americas, excluding Cuba.

Knowledge

The facts, information, and skills acquired through experience or education; the theoretical or practical understanding of a subject.

Skills

The abilities and expertise a person has acquired through training or experience to perform certain tasks.

Abilities

The skills and competencies that enable an individual to perform a particular task or job.