Dr X Did a Study Showing That Violent Video Games

question 9

Multiple Choice

Dr. X did a study showing that violent video games increased aggression, while Dr. Y did a study showing that violent video games did not increase aggression. The most likely explanation is that:

• A)the experiment of one or both researchers was invalid.
• B)one or both researchers lied about their results.
• C)random assignment to groups failed in both experiments.
• D)the researchers had different operational definitions of aggression.

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Definitions:

Content Validity

The extent to which a test or questionnaire accurately covers or represents the specific content it aims to measure.

Construct Validity

The extent to which a test or instrument measures the theoretical construct it is intended to measure.

Criterion-related Validity

A measure of how well one variable or test predicts an outcome based on information from other variables.

Investing Activities

Transactions involving the purchase and sale of long-term assets and investments, part of a company's cash flow statement.