Which of the Following Are Threats to Internal Validity of the Single-Group

question 4

Multiple Choice

Which of the following are threats to internal validity of the single-group before after design?

• A) Retesting threats
• B) Attrition threats
• C) Maturation threats
• D) All of the above are threats in this design.

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Definitions:

Directional Array

A configuration of antennas or microphones designed to capture or emit radio or sound waves more effectively in specific directions.

Geographical Structure

An organizational structure where operations are divided based on geographical regions, facilitating focus on local markets or resources.

Local Tastes

Preferences and inclinations specific to people in a certain geographical area, often influencing the products and services offered in that region.

Fast Food Organization

An organizational structure optimized for speed and efficiency, often utilized by businesses in the fast food industry to quickly serve customers.