Discuss below in a 800 words:
1. Explain how cross-tabulation can be used to determine the cause of an outbreak. Provide at least one specific example to demonstrate this process.
2. Describe the role of epidemiology in advancing community health. Provide at least two significant, historical examples of ways in which epidemiology has advanced community health.
3. Explain the key objectives of epidemiology in advancing community health. For each objective, provide at least one practical example of its impact on community health.
4. Investigation of acute disease outbreaks is a very important component of epidemiology practice. Please describe the steps involved in investing such an outbreak. Provide at least two examples of disease outbreaks that might be investigated in this manner.
Ref: Gordis, L. (2014). Epidemiology (5th ed.). Philadelphia, PA: Saunders