Response to EACH question must be a minimum of 300 words :
1. Discuss validity of study design in epidemiologic research, and how to best ensure a valid design.
2. Discuss common sources of error in epidemiologic research, and how to avoid/reduce these sources of error.
3. What is meant by an absolute effect in epidemiologic research? Present at least one relevant example.
4. Discuss bias in analysis and publication of epidemiologic research, and how to reduce such bias.
Textbook:
Friis, R. H., & Sellers, T. A. (2014). Epidemiology for public health practice (5th ed.). Burlington, MA: Jones & Bartlett Learning.