For each research question below, choose one from the following list of designs best suited for that question. Explain briefly why you chose that design. In some cases, there may be more than one acceptable answer.

Choices of Designs:

• Cross-Sectional or Ecological
• Case-Control
• Prospective or Retrospective Cohort
• Experimental or Quasi-Experimental
• Qualitative

1. Are people with Lyme disease more likely to have participated in outdoor activities than people without lyme disease?

1. Are people with pulmonary embolisms more likely to have sat for long periods of time in their jobs than people without pulmonary embolisms?

2.Are people who were exposed to radiation working in a dental office more likely to develop cancer at some point in their lives?

3.Are two Advils better than one for treating sinus headaches?

1. Did workers cleaning up after 9-11 develop mesothelioma (a form of lung cancer)?

4.Is there any association between education level and schizophrenia in Florida?

5.What is the proportion of senior citizens who are readmitted to the hospital annually in the US?

6.What is the lived experience of single, professional, working mothers in New York City?

7.What is the prevalence of STDs for adolescents in Palm Beach County compared with Miami Dade County?

8.What was the setting and atmosphere like for doctors and nurses in a 19th-century hospital?

9.Will a new behavioral therapeutic treatment for depression be effective?

10.What is the relationship between income distribution and cancer mortality in the United States?