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:

ROI

Return on Investment, a measure used to evaluate the financial performance of an investment by dividing the benefit (or return) of the investment by its cost.

Investment Center

A business unit within an organization that is responsible not only for generating profits but also for managing its own investments and capital.

Rate of Return

measures the gain or loss of an investment over a specified period, expressed as a percentage of the investment's initial cost.

Profit Generated

The total amount of financial gain made by a business after all expenses have been subtracted from total sales.