4. Epidemiology and Biostatistics

Intro Epidemiology — Quiz

Test your understanding of intro epidemiology with 5 practice questions.

Practice Questions

Question 1

Which of the following factors would most likely lead to an increase in the incidence rate of a disease?

Question 2

In a population of $1,000$ people, $100$ individuals are currently living with a chronic disease. Over the next year, $20$ new cases are diagnosed, and $10$ individuals with the disease die. What is the point prevalence of the disease at the end of the year?

Question 3

Which of the following study designs is most appropriate for investigating the causal relationship between a rare exposure and a common disease?

Question 4

A confounding variable in an epidemiological study is best described as a factor that:

Question 5

What is the primary purpose of calculating an Odds Ratio (OR) in a case-control study?