Which of the Following Can Never Be a True Independent

question 2

Multiple Choice

Which of the following can never be a true independent variable in a research design?

• A) age
• B) activity level
• C) diet
• D) medication dose

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Definitions:

Stage Theories

Psychological theories that propose development occurs in distinct and sequential stages across the lifespan, each with specific characteristics and challenges.

Qualitative Changes

Transformations that alter the nature or essence of something, rather than just its quantity.

Cognition

The mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.

Incremental Models

Models or theories that suggest development or progress occurs in small, sequential steps.