What Is the Difference Between Internal Validity and External Validity

question 33

Multiple Choice

What is the difference between internal validity and external validity?

• A)Internal validity deals with accuracy of methods of studying variables, whereas external validity deals with randomization of variables present in the study.
• B)Internal validity deals with creation of operational definitions for procedure, whereas external validity deals with establishing curvilinear relationships between variables.
• C)Internal validity deals with accuracy of conclusions about cause and effect, whereas external validity deals with generalization of findings of a study to other settings.
• D)Internal validity deals with establishing positive linear relationships between variables, whereas external validity deals with establishing negative linear relationships between variables.

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Definitions:

Sensation

Registration by the sensory organs of physical stimuli from the environment.

Upside Down

A term typically used to describe the orientation of an object, person, or concept as being in the opposite direction from its usual position.

Visible Light

The portion of the electromagnetic spectrum that is visible to the human eye, responsible for the sense of sight.

Nanometers

A unit of measure in the metric system equal to one billionth of a meter, commonly used to describe wavelengths of light and dimensions of microscopic structures.