********************************************
* www.stattutorials.com                    *
* (c) Alan C. Elliott, 2010	               * 
* Send comments to info@texasoft.com       * 
******************************************** ;
*
*  Do a t-test with a simple graphic comparison.
*;
TITLE;FOOTNOTE;
DATA TTEST;
INPUT BRAND $ HEIGHT;
DATALINES;
   A   20.00
   A   23.00
   A   32.00
   A   24.00
   A   25.00
   A   28.00
   A   27.50
   B   25.00
   B   46.00
   B   56.00
   B   45.00
   B   46.00
   B   51.00
   B   34.00
   B   47.50
;
ODS HTML;
ODS GRAPHICS ON;
ods HTML exclude statistics conflimits equality qqplot;
PROC TTEST;
     CLASS BRAND; VAR HEIGHT;
     Title 'Independent Group t-Test Example';
RUN;
ODS GRAPHICS OFF;
ODS HTML CLOSE;
QUIT;