A Researcher Conducts a Study on the Effectiveness of a Physical

question 117

Multiple Choice

A researcher conducts a study on the effectiveness of a physical activity program in motivating people to engage in physical activity on a long term basis.This researcher tests her participants physical activity levels at four time points: pretest,posttest,six month follow-up,and one year follow-up.Which of the following statistical tests would be most appropriate for the analysis of the data?

• A)one-way repeated measures analysis of variance
• B)two-way mixed model analysis of variance
• C)correlated groups t test
• D)independent groups t test

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Definitions:

Ostomy Appliance

A prosthetic device used by patients who have had an ostomy surgery to collect waste from a surgically diverted biological system (e.g., colon, ileum).

Purulent Drainage

A type of fluid that is released from a wound, indicating infection, and is often thick, yellow, green, or brown in color.

Contaminated Wound

A wound with the presence of bacteria or other pathogens that may potentially lead to infection.

Nonblanchable Erythema

A redness of the skin that does not turn white (blanch) when pressed, often an early indicator of pressure ulcers.