What's a C Chart? C Charts are Control Charts designed for tracking the count of defects for discrete data in consistently sized sub-groups. A classic example of a C Chart is to track the number of defects per application, which are all 10 pages each. Learn more about C Charts in…
What's an I & MR Chart (aka X & MR or Chart)? I & MR Charts are Control Charts designed for tracking single points of continuous data. They consist of two separate charts; “I” stands for the “Individual” Chart which tracks the individual data points (or pre-summarized data) and “MR”…
What's A Chi-Square Test? The Chi-Square Test is a hypothesis test that determines whether a statistically significant difference (aka variance) exists between two or more independent groups of discrete data, ruling out chance. It is useful for determining whether or not improvement implementations have been successful. This test is performed on…
We use SigmaXL and Minitab for our Black Belt Training & Certification course. SigmaXL is compatible with Macs and PCs. Minitab is compatible with PCs only. Green Belt Training & Certification does not require statistical analysis software, but can be added-on as an option.
