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SigmaStat 4 is now included in SigmaPlot 11. SigmaStat no longer exists as a standalone. For its advanced statistical analysis, you need to have a copy of SigmaPlot 11.2 - The Technical Graphics Software choice for More than 100,000 professional researchers. If you already own SigmaStat and want to upgrade, you may purchase the upgrade to SigmaPlot 11.2.
