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Discuss the Sampling Methods Required in Ensuring External Validity of a Study

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Essay

Discuss the sampling methods required in ensuring external validity of a study. Give an example of one such method.


Definitions:

Association

A connection or link between two units or elements.

Motor Areas

Regions of the brain involved in the planning, control, and execution of voluntary movements.

Cognitive Development

The process through which individuals acquire and develop the ability to think, problem solve, and understand the world around them.

Piaget

A developmental psychologist known for his theory of cognitive development, explaining how a child constructs a mental model of the world.

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