SigmaXL is a leading provider of user friendly Excel add-in tools for statistical and graphical analysis. Our flagship product, SigmaXL was designed from the ground up to be cost-effective, powerful, and easy to use. It allows users to measure, analyze, improve, and control their service, transactional and manufacturing processes. As an add-in to the already familiar Microsoft Excel, SigmaXL is ideal for Six Sigma training and is used by leading consultants. It is rapidly becoming the tool of choice for Six Sigma professionals. PrSigmaXL is a fraction of the cost of any major statistical product, yet it has all the statistical and graphical functionality most people need.

SigmaXL - Powerful Statistical and Graphical Analysis

igmaXL was designed from the ground up to be a cost effective, powerful, but easy to use tool that enables users to measure, analyze, improve and control their service, transactional, and manufacturing processes. As an add-in to the already familiar Microsoft Excel, SigmaXL is ideal for Lean Six Sigma training or use in a college statistics course.

Taguchi DOE Templates

• Levels are discrete categorical so may be numeric or text
• Fill in the blanks template, charts automatically update
• Predicted Response Calculator and Charts for Mean, Standard Deviation (or Ln Standard Deviation) and Signal-to-Noise Ratio
• Up to 27 Replications for Outer Array (i.e., support up to L27 Outer Array)
• Pareto of Deltas (Effects) and ANOVA SS (Sum-of-Squares) % Contribution (for Main Effects and Two-Way Interactions)
• Main Effects Plot and Interaction Plots (if applicable)
• For designs with aliased interactions a drop-down list of available aliased interactions is provided. This is much easier to use than Linear Graphs
• Column assignments to Orthogonal Array are optimized to ensure maximum design resolution 

Chi-Square Tests & Associations

• Adjusted Residuals (significant values highlighted in red)
• Cell's Contribution to Chi-Square
• Additional Chi-Square Tests
• Test and Measures of Association for Nominal & Ordinal Categories

Templates and Calculators

• 1 Sample Z Test and Confidence Interval for Mean
• Normal Exact Tolerance Intervals
• Equivalence Tests: 1 & 2 Sample Means, 2 Proportions, 2 Poisson Rates
• Type 1 Gage Study, Gage Bias & Linearity Study