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        SigmaStat 
		 
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| Category | Plotting and statistics | 
| Publisher | SPSS Inc. | 
| Platform | Win95/98, WinNT | 
| Status | Commercial | 
| Description | SigmaStat is an "intelligent" statistical software program designed specifically for scientists and engineers that don't know a lot about statistics. It has an automated "expert system" that guides users through statistical analysis to choose the right test. Produces publication quality graphics. Statistical analyses include t-tests, analysis of variance, rates and proportions, nonparametric methods and regressions. Handles missing and unbalanced data sets. Includes automatic assumption checking. | 
| Cost | US Dollars 495 | 
| Data formats supported | None stated | 
| Supplier in Australia | Hearne Scientific Software Pty Ltd | 
| Supplier in United States of America | SPSS Inc. | 
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