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Briefly Explain What Internal Validity Is and What External Validity

question 39

Essay

Briefly explain what internal validity is and what external validity is. What can be done in research to improve internal validity and external validity?


Definitions:

Visual Field

Area of vision for each eye.

Ganglion Cell Axons

The nerve fibers originating from ganglion cells in the retina, converging to form the optic nerve, and transmitting visual information to the brain.

Cerebral Area

Specific regions within the brain responsible for various functions including memory, speech, sensation, and decision making.

Optic Nerve

A nerve that transfers sight-related information from the retina to the brain.

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