In an Experiment Investigating the Hypothesis That Aerobic Exercise Improves

question 280

Multiple Choice

In an experiment investigating the hypothesis that aerobic exercise improves concentration and memory, all the participants had an equal chance of being assigned to any of the three conditions in the study. The researchers have used _____to minimize the possibility of bias when assigning participants to the different groups.

• A)the practice effect
• B)random assignment
• C)the single-blind technique
• D)the double-blind technique

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Definitions:

Moral Reasoning

The process by which individuals make decisions about what is right and wrong, ethical and unethical, based on personal or societal standards.

Violent Programming

Media content that depicts physical or psychological harm in a manner that may promote aggressive behavior or desensitization to violence.

Television Violence

The depiction of aggressive actions, conflict, and brutality in television programming that can influence viewers' behavior and perceptions.

Children's Development

The physical, cognitive, social, and emotional growth that occurs from infancy through adolescence, forming the foundation for future wellbeing.