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SigmaPlot is a professional scientific graphing and data analysis software package developed by Grafiti LLC. It is widely used by scientists, researchers, and engineers to create high-quality, publication-ready 2D and 3D technical graphs and perform complex statistical analyses.
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Key Features
Graphing & Visualization: Offers over 100 2D and 3D graph types, including scatter plots, contour plots, and specialized charts like Violin Plots and Butterfly Plots (introduced in version 16).
Statistical Analysis: Includes nearly 50 of the most common statistical tests, such as t-tests, ANOVA, and linear/non-linear regressions. It features a "Statistics Advisor" that helps users choose the most appropriate test for their data.
Advanced Curve Fitting: The Regression Wizard fits nearly any equation (up to 10 variables and 25 parameters), and "Global Curve Fitting" allows simultaneously fitting an equation to multiple data sets.
Microsoft Office Integration: Users can access SigmaPlot directly from Microsoft Excel or embed graphs as OLE objects in Word and PowerPoint for presentations.
Automation: Supports Visual Basic-compatible macros and a macro recorder to automate repetitive data processing or graphing tasks.
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