From the course: Advanced and Specialized Statistics with Stata

Unlock the full course today

Join today to access over 22,600 courses taught by industry experts or purchase this course individually.

Nonparametric analysis

Nonparametric analysis - Stata Tutorial

From the course: Advanced and Specialized Statistics with Stata

Start my 1-month free trial

Nonparametric analysis

“

- [Voiceover] In this session, we're going to learn about nonparametric survival analysis. Nonparametric survival analysis lets the data speak for itself. In other words, there are no assumptions about the shape of the underlying data or survivor or hazard function. This kind of analysis is mostly graphical, which is why we'll explore graph based commands in this session. It is important to remember that nonparametric analysis does not control for other covariates. Sample size permitting, we can split our analysis over different categorical variables, but we can't do this for other continuous variables. Here's an example of a survivor function that is often presented in this kind of analysis. The survivor function reports the probability of surviving beyond a certain time point, t. In this case, we have two different types of people. Some received no drug, and some received a drug, and analysis of the survivor function shows…

Contents