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How to Run a Normality Test in Minitab

What’s a Normality Test (aka Anderson-Darling Test for Normality)?

The Normality Test is a statistical test that determines whether or not a data set is normally distributed. A normal distribution is often referred to as a “Bell Curve.” Whether a distribution is normal or not determines which tests or functions can be used with a particular data set.

Learn more about Normality Tests in Measure Phase, Module 3.1.3 of Black Belt Training.

How to Run a Normality Test in Minitab

1. Select Raw Data:

NormalityTest-Minitab-RawData

2. Go to Stat > Basic Statistics > Display Graphical Summary

3. Select “Pick-Up Order Cycle Time” as the variable:

NormalityTest-Minitab-GraphicalSummary

4. Click “OK”:

NormalityTest-Minitab

To learn more about Normality Tests, register for Black Belt Training and review Measure Phase, Module 3.1.3.

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