This documentation is available online with the SAS System. To access SAS/STAT documentation from the SAS windowing environment, select Help from the main menu and then select SAS Help and Documentation. (Alternatively, you can type help STAT in the command line.) On the Contents tab, expand the SAS Products, SAS/STAT, and SAS/STAT User’s Guide items. Then expand chapters and click on sections. You can search the documentation by using the Search tab.
You can also access the documentation by going to http://support.sas.com/documentation.