six sigma black belt resources - Business Performance Improvement (BPI)

November 3, 2024February 28, 2025 bizpi

What’s the least expensive and quickest way to earn a reputable Six Sigma Black Belt certification?

To earn a Black Belt certification, there are a few options. Most of them involve completing some training (or self-study),

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March 5, 2024June 12, 2024 bizpi

What was it like taking the ASQ Certified Six Sigma Black Belt (CSSBB) Exam? Interview with student who passed the exam in Jan 2024

One of my clients asked me to help their staff obtain Green and Black Belt certification through ASQ. This involves

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May 9, 2014November 11, 2019 bizpi

6 resources for Six Sigma Black Belts to save time and improve effectiveness

Sigma Black Belts and Master Black Belts often have too much on their plate, especially when there aren’t many other

Lean Six Sigma Bursts

We share our takes and thoughts on a variety of topics related to process improvement (specifically Lean and Six Sigma methods), Bursts are rapid improvement activities, so this sounded like a good word to use for these short audio clips. We’ll try to keep them under 5 minutes each.

The following was a clip from a recent presentation, where I discuss how hypothesis testing can help you draw more statistically valid conclusions from data, and avoid misleading or incorrect conclusions.

I share two examples. The first was a data set from the Denver Sheriff's Department, where they graphed and analyzed intake use of force incidents, but their conclusions don't seem to match the graphic.

The 2nd example was data I pulled for a nonprofit I ran that showed the day of the week and time of day had no impact on click through rates on our monthly email newsletter.

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