Dr Wang Is Studying the Effects of Caffeine on Hunger

question 113

Multiple Choice

Dr. Wang is studying the effects of caffeine on hunger. He hypothesizes that people who ingest more caffeine experience less hunger pangs throughout the day. He designs a study where one group of participants is given caffeine throughout the day, and the other group is not allowed to have any caffeine. He then has the two groups journal their hunger pangs throughout the day and he compares the results. In this study, the dependent variable is the:

• A) number of hunger pangs a participant experiences.
• B) amount of caffeine a person ingests.
• C) time of day when the hunger pangs happen.
• D) age of the participant.

---

Definitions:

Nutrition Counselors

Professionals who provide guidance and advice on eating habits and nutrition to improve health.

Skill Development

The process of learning new skills or enhancing existing ones through practice and education.

Technical Skills

Abilities and knowledge needed to perform specific tasks, often related to computational and physical tasks or to operate machinery.

Active Listening

A communication technique that involves paying full attention, understanding, responding, and remembering what is being said.