R

New version released of Amelia II: A Program for Missing Data

June 30th, 2009 by

A new version of Amelia II, a free package for multiple imputation, has just been released today.  Amelia II is available in two versions.  One is part of R, and the other, AmeliaView, is a GUI package that does not require any knowledge of the R programming language.  They both use the same underlying algorithms and both require having R installed.

At the Amelia II website, you can download Amelia II (did I mention it’s free?!), download R, get the very useful User’s Guide, join the Amelia listserve, and get information about multiple imputation.

If you want to learn more about multiple imputation:

 


SPSS, SAS, R, Stata, JMP? Choosing a Statistical Software Package or Two

March 16th, 2009 by

In addition to the five listed in this title, there are quite a few other options, so how do you choose which statistical software to use?

The default is to use whatever software they used in your statistics class–at least you know the basics.

And this might turn out pretty well, but chances are it will fail you at some point. Many times the stat package used in a class is chosen for its shallow learning curve, (more…)