Dr Java Is Studying the Effects of Caffeine on Hunger

question 155

Multiple Choice

Dr. Java 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 control group consists of the participants who:

• A) were not allowed caffeine.
• B) had the most hunger pangs.
• C) did not have any hunger pangs.
• D) were given the caffeine.

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Definitions:

Unconscious Mind

Refers to the mental processes of which individuals make themselves unaware.

Structuralism

A method of interpretation and analysis of aspects of human cognition, behavior, culture, and experience, focusing on relationships of contrast between elements in a conceptual system.

Natural Selection

A process by which organisms better adapted to their environment tend to survive and produce more offspring, a concept fundamental to Charles Darwin's theory of evolution.

Observable Behavior

Actions or reactions of an individual that can be directly seen and measured.