Which of the Following Is True About the Validity of a Measure

question 8

Multiple Choice

Which of the following is true about the validity of a measure?

• A) Characteristics of the sample may affect the validity of a tool for use in a particular study.
• B) Once validity is established, it need not be examined before using the tool in future applications.
• C) Physiological measures are objective and accurate and do not need to be examined for any type of validity.
• D) Use of a tool in many studies indicates it is a valid instrument for nursing research.

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Definitions:

Competitive Industry

An industry environment where numerous competitors offer similar products or services, resulting in the need for businesses to vie for market share and customer attention.

Homogenous Product

Goods that are identical in quality and cannot be distinguished from one another by consumers.

Barriers To Entry

Obstacles that prevent new competitors from easily entering an industry or area of business, such as high start-up costs or complex regulations.

Economic Profits

Profits exceeding the opportunity costs of the inputs used in the production process, an indicator of efficiency and effectiveness in resource utilization.