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1. Regression Introduction

This is the first video in a series by Frank Harrell that serves as prerequisites for his Regression Modeling Strategies course that goes along with his book by that title (2nd edition, Springer, 2015). This series covers Chapter 10 of Biostatistics for Biomedical Research, a set of notes available from http://biostat.mc.vanderbilt.edu/Clin.... This first video covers what it means to hold a variable constant, stratification vs. matching vs. regression, purpose of statistical models, advantages of modeling, and introduces nonparametric regression.