This video series was created, designed and presented by the Duke University CTSI Biostatistics Core. The mission of the Core is to work with an interdisciplinary network of clinical investigators conducting research at Duke by providing expertise in study design, implementation of statistical methodology and interpretation of results.

This educational video series is supported by the Duke Clinical and Translational Science Award (CTSA), NIH Grant Award Number UL1TR001117. The content is solely the responsibility of the authors and does not necessarily represent the official views of Duke University or the NIH.