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General health survey. The Centers for Disease Control and
Chapter 6, Problem 111SE(choose chapter or problem)
General health survey. The Centers for Disease Control and Prevention (CDCP) in Atlanta, Georgia, conducts an annual survey of the general health of the U.S. population as part of its Behavioral Risk Factor Surveillance System. Using random-digit dialing, the CDCP telephones U.S. citizens over 18 years of age and asks them the following four questions:
1. Is your health generally excellent, very good, good, fair, or poor?
2. How many days during the previous 30 days was your physical health not good because of injury or illness?
3. How many days during the previous 30 days was your mental health not good because of stress, depression, or emotional problems?
4. How many days during the previous 30 days did your physical or mental health prevent you from performing your usual activities?
Identify the parameter of interest for each question.
Questions & Answers
QUESTION:
General health survey. The Centers for Disease Control and Prevention (CDCP) in Atlanta, Georgia, conducts an annual survey of the general health of the U.S. population as part of its Behavioral Risk Factor Surveillance System. Using random-digit dialing, the CDCP telephones U.S. citizens over 18 years of age and asks them the following four questions:
1. Is your health generally excellent, very good, good, fair, or poor?
2. How many days during the previous 30 days was your physical health not good because of injury or illness?
3. How many days during the previous 30 days was your mental health not good because of stress, depression, or emotional problems?
4. How many days during the previous 30 days did your physical or mental health prevent you from performing your usual activities?
Identify the parameter of interest for each question.
ANSWER:Solution:
Step 1 of 4:
The given data represents, the centers for disease control and prevention (CDCP) in atlanta. Georgia, conducts an annual survey of the general health of the U.S. population as part of its behavioral risk factor surveillance system. Using random digit dialing, the CDCP telephone U.S. citizens over 18 years of age and asks them the given four questions. We have to identify the parameter of interest for each question.
1). We have to find is their health excellent, very good, good, fair or poor.
The question requires a categorical response. One parameter of interest might be the proportion, p of all Americans over 18 years of age who think their health is generally very good or excellent.