Why Would the Nurse Researcher's Administration of a Pretest in a Research

question 17

Multiple Choice

Why would the nurse researcher's administration of a pretest in a research study be of concern?

• A) It is a threat to internal validity that may affect the posttest results.
• B) It is a threat to external validity that may affect the posttest results.
• C) It is a form of selection bias that contributes to the problem of maturation.
• D) It is a form of maturation that contributes to the problem of selection bias.

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Definitions:

Period Costs

Expenses that are not tied directly to the production process and are expensed in the period they are incurred, such as selling, general, and administrative expenses.