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What’s a Histogram?

Histograms are frequency charts. In Lean Six Sigma, they show the distribution of values produced by a process. In other words, a histogram is a visual display of how much variation exists in a process.

Learn more about Histograms in Green Belt Training.

How to Create a Histogram in SigmaXL

Download the Histogram Data Set for SigmaXL here.

1. Select the “Histogram” tab

2. Select the raw data:


3. SigmaXL > Graphical Tools > Basic Histogram:


4. Click “Next”:


5) Click “Finish”:


To learn more about Pareto Charts, register for Black Belt Training.