Taking a Broader Perspective: the Problem of External Validity a Researcher

question 37

Multiple Choice

Taking a Broader Perspective: The Problem of External Validity A researcher studying the use of condoms to prevent sexually transmitted disease (STD) combines data from heterosexual and homosexual couples to increase the study's external validity.This pooling of data illustrates

• A)aggregation over measures.
• B)aggregation over situations.
• C)aggregation over subjects.
• D)aggregation over trials.

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Definitions:

Graphical Analysis

The use of diagrams, charts, and graphs to visually represent data and analyze trends and patterns.

Domestic Consumers

Individuals or entities within a country that purchase goods and services primarily for personal use, not for export or resale.

World Trade Organization

An international organization designed to supervise and liberalize world trade, acting as a forum for negotiating trade agreements and a place for resolving trade disputes.

Domestic Employment

Jobs or positions of employment within a country's own borders, as opposed to international or overseas employment.