Identify Two Time-Related Factors That Can Threaten the Internal Validity

question 27

Essay

Identify two time-related factors that can threaten the internal validity of a within-subjects research study. In each case, explain how the factor could be a confounding variable.

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Definitions:

Environmental Factors

External elements, including social, cultural, and physical conditions, that can influence an individual's or organism's development and behavior.

Mental Ability

The capacity to perform cognitive tasks and solve problems, often measured through intelligence tests.

Heritable

Traits or characteristics that can be passed from parents to their offspring through genes.

Intelligence

The ability to acquire and apply knowledge and skills, and to adapt to new situations.