Scott S. Emerson, M.D., Ph.D.
Professor of Biostatistics
Department of Biostatistics
University of Washington
| Supplementary Tutorials | Approach to analyzing a data set | (pdf) | ||
| Use of logarithmic transformations | (pdf) | |||
| Reporting associations | (pdf) | |||
| The general regression model | (pdf) | |||
| Importance of normality assumption | RCTdesign.org (pdf) | |||
| Some observations on the Wilcoxon rank sum test | RCTdesign.org (pdf) | |||
| Adjustment for baseline in randomized clinical trials | RCTdesign.org (pdf) | |||
| General approach to sample size computation | RCTdesign.org (pdf) | |||
| Missing data in RCT (NEJM) | RCTdesign.org (pdf) | |||
| Missing data in RCT (NAS full report) | RCTdesign.org (pdf) | |||
| Stata Information | Ordering Stata IC through Stata Grad Plan | Grad Plan | ||
| Prof. Jim Hughes� Stata tutorials (requires UWnet ID) | Stata tutorials | |||
| R Information | Functions for descriptive statistics (v20121025) | R code Help files | ||
| Functions for one sample inference (v20121110) | R code Help files | |||
| Functions for regression (v 20121206) | R code Help files |