Tim Hesterberg has been a long time advocate of the use of the bootstrap. In this article, he provides a nice general overview of the bootstrap with examples of how it works in several common settings that might be covered in an introductory level statistics class. Continue reading
Monthly Archives: November 2014
PMean: I need a clinical research coordinator
Dear Professor Mean, I run a clinic and have a company interested in having my patients participate in a clinical trial. They tell me that I need to have a clinical research coordinator. What is that, exactly, and how much would it cost? Continue reading
PMean: Cox regression in R
I wanted to show a couple of Cox proportional hazards regression models in R for a talk I am giving for the R users group. Continue reading
PMean: More Kaplan-Meier curves in R
I found a larger data set and wanted to show how you could use the Kaplan Meier curves as a preliminary screen of some categorical and continuous variables in a larger and more complex data set. Continue reading