A Researcher Divides Participants into Those Who Suffer from Insomnia

question 8

Multiple Choice

A researcher divides participants into those who suffer from insomnia and those who sleep well. He compares the two groups on the number of hours each spends at leisure activities in an average week. He finds the insomniacs spend significantly fewer hours at such activities than do the participants who sleep well. In this example, the number of hours spent at leisure activities is

• A) the independent variable.
• B) the dependent variable.
• C) confounded with which group the participant is in.
• D) the hypothesis.

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Definitions:

Cognitive Dissonance

A state of mental discomfort occurring when a person holds two or more contradictory beliefs, ideas, or values at the same time.

Ethical Values

Principles or standards of behavior that guide moral choices about our actions and interactions with others.

Military Unit

An organization within an armed force defined by its function, size, and hierarchical position, tasked with specific duties.

Minority Influence

The process by which a smaller part of a group changes the opinions or behavior of the larger group through persuasive argumentation and consistency.