In Order to Use the Known Groups Paradigm to Establish

question 38

Multiple Choice

In order to use the known groups paradigm to establish criterion validity, which of the following is necessary?

• A)At least three groups must be used.
• B)After testing, the groups should have significantly different scores on the measure.
• C)Prior to testing, similarity between the groups must be demonstrated.
• D)The groups must be composed of experts in the field of psychology.

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Definitions:

Amphibian

Tetrapod with scaleless skin; it typically develops in water, then lives on land as a carnivore with lungs. For example, a frog or salamander.

Organism

An individual that consists of one or more cells.

Interstitial Fluid

The fluid that surrounds the cells in animal tissues, providing the necessary nutrients and removing waste, not contained within blood vessels.

Vessel Type

A classification for the various kinds of vessels in the circulatory system, such as arteries, veins, and capillaries.