"A" WORK BUT PLAGARISM FREE

1. Discuss validity of study design in epidemiologic research, and how to best ensure a valid design. 

 Your response must be at least 300 words in length.

2. Discuss common sources of error in epidemiologic research, and how to avoid/reduce these sources of error.

Your response must be at least 300 words in length.

3. What is meant by an absolute effect in epidemiologic research? Present at least one relevant example.

Your response must be at least 300 words in length.

4. Discuss bias in analysis and publication of epidemiologic research, and how to reduce such bias.

 Your response must be at least 300 words in length.

                                                                    Course Textbook:

Friis, R. H., & Sellers, T. A. (2014). Epidemiology for public health practice (5th ed.). Burlington, MA: Jones & Bartlett Learning.