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Cohort Study is an observational study in which a group of individuals â a cohort â are followed over a period of time in order to determine either the incidence rate of certain diseases or the risk factors that lead to those diseases. These studies can be either prospective or retrospective.
What is it? An empirical research project (ERP) is a supervised study including an empirical data-based research project. Students enrolled in an ERP typically assist a faculty member with their research projects. The exact nature of the experience varies by faculty member and depends on the stage that the research project is in.