The Specification of a Variable in Terms of Measurable Properties

question 126

Multiple Choice

The specification of a variable in terms of measurable properties is called

• A) the validating assumption.
• B) the reliable assumption.
• C) the operational definition.
• D) variable fixation.

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Definitions:

Optic Disk

The point of exit for the fibers of the optic nerve on the retina, lacking light-sensitive photoreceptor cells, thus creating the "blind spot".

Macula Lutae

A small, yellowish spot located near the center of the retina of the eye, responsible for high-acuity vision.

Fovea

A small depression in the retina where visual acuity is highest.

Astigmatism Test Chart

A visual tool used to assess the presence and degree of astigmatism, featuring lines or patterns to help determine visual distortions.