A Questionnaire Contained the Item "Educational Level Completed" and Responses

question 3

Multiple Choice

A questionnaire contained the item "educational level completed" and responses of grade school, junior high school, high school, college, graduate degree, other. A researcher asked subjects to check the appropriate response. The researcher is using this question to measure​

• A) ​direct observables.
• B) ​indirect observables.
• C) ​constructs.
• D) ​a nominal variable.
• E) ​validity.

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Definitions:

Cellular Projections

Extensions of a cell that vary in shape and size and are used for movement, feeding, or sensing the environment.

Axon

A long, slender projection of a neuron that typically conducts electrical impulses away from the neuron's cell body.

Neuromuscular Junction

Synapse between a neuron and a muscle cell.

Impulse

A sudden, involuntary urge to perform an action or a quick transmission of electrical signals along a nerve pathway.