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SigmaXL is a graphical and statistical add-in tool for Microsoft Excel.
It is a commonly used tool in Six Sigma training and implementation. It has been used in medical and scientific research articles.

SigmaXL was developed in 1997 by John Noguera and Cynthia Cumby. It is distributed by SigmaXL Inc., a privately owned company located in Toronto, Ontario, Canada.

SigmaXL Graphical Tools:                                                                                


  1. Pareto Charts

  2. Histograms

  3. Dotplots

  4. Boxplots

  5. Run Charts

  6. Multi-vari charts

  7. Scatter plots

    MGBS Inc. is an Authorized distributor of SigmaXL – Excel Add-in Software for Lean Six Sigma, Statistical and Graphical Data Analysis

SigmaXL Statistical Tools:

  1. Descriptive Statistics

  2. Sample T-tests

  3. Paired T-tests

  4. One-Way and Two-Way ANOVA

  5. Equal Variance tests

  6. Regression tests

  7. Chi-square tests

  8. Non-parametric tests

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