1. Epidemiology, a fundamental discipline in public health, has many applica- tions in the health sciences.
a. Name three types of epidemiologic study designs.
b. What types of problems can we address with them?
2. Suppose a health research institute is conducting an experiment to determine whether a computerized, self-instructional module can aid in smoking cessa- tion.
a. Propose a research question that would be relevant to this experiment.
b. Is there an independent variable (exposure factor) in the institute's experi- ment?
c. How should the subjects be assigned to the treatment and control groups in order to minimize bias?