As the first step in the decommissioning of the site has been converted to read-only mode.

Here are some tips for How to share your SAS knowledge with your professional network.

Tips:Gini Coefficient in SAS

From sasCommunity
Jump to: navigation, search

The Gini coefficient is one of the many model statistics which is commonly used in data mining. However, it is not a part of the the proc logistic outputs. Fortunately, the Gini coefficient can be calculated easily by taking twice the c statistics and subtracting 1 from it.

Gini = 2 * C statistics - 1

Hopefully this will help those who need it.

Submitted by Murphy Choy from Singapore. Contact me at my Discussion Page.

...Further reading: ROC Analysis and Gini Index