A Chi-Square Test for Independence Is Being Used to Evaluate

question 47

Multiple Choice

A chi-square test for independence is being used to evaluate the relationship between two variables,one of which is classified into three categories and the second of which is classified into four categories.The chi-square statistic for this test would have a df value equal to ____.​

• A)​6
• B)​7
• C)​10
• D)​11

Understand the physical activity recommendations for children and adolescents.

Identify cardiovascular risks and benefits associated with various intensities of exercise.

Describe the role of exercise in managing body weight and preventing diseases.

Explain the varied health benefits of regular physical activity, including prevention of chronic diseases and cognitive benefits.

---

Definitions:

Epidemiologist

A professional who studies the distribution and determinants of health-related states or events in specific populations.

Public Health

The science and practice of protecting and improving the health of people and their communities through education, policy making, and research for disease and injury prevention.

Competencies

The skills, knowledge, and abilities that individuals need to perform specific tasks or roles effectively.

Case Manager

A healthcare professional who coordinates care for patients, especially those with complex or long-term health issues, to ensure their needs are met effectively.