An Experimenter Tests the Hypothesis That Physical Exercise Improves People's

question 296

Multiple Choice

An experimenter tests the hypothesis that physical exercise improves people's mood.Subjects in the experimental group participate on Monday and Tuesday and those in the control group on Wednesday and Thursday.What is the independent variable?

• A) the hypothesis
• B) the day of the week
• C) the exercise
• D) the mood (degree of happiness)

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Definitions:

Animal Model

A non-human animal used in scientific research to study biological processes, diseases, or behaviors that are similar to those in humans.

Human Alcoholism

A chronic condition characterized by uncontrolled drinking and preoccupation with alcohol, leading to physical dependence and various health issues.

Concurrent Interference Theory

A theory suggesting that the interference or disruption of processing multiple stimuli at the same time can affect learning or the performance of tasks.

Learn Safety Theory

A theory suggesting that individuals can learn to predict safety from harm, thereby reducing fear responses to non-threatening stimuli.