In Experimental Research,what Does Internal Validity Refer To? Provide and Briefly

question 19

Essay

In experimental research,what does internal validity refer to? Provide and briefly describe three examples where internal validity is an issue.

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Definitions:

Learning

The process of acquiring new understanding, knowledge, behaviors, skills, values, attitudes, or preferences.

Reward

A benefit or positive reinforcement given in response to someone's actions or behavior, often used as a motivator.

Developmental Psychology

A branch of psychology that studies how people grow and change throughout the life span, from infancy to old age.

Elderly

Individuals who are significantly beyond the average age of the adult population, often considered as those who are 65 years or older.