statistical significance – Business Performance Improvement (BPI)

January 25, 2024February 8, 2024 bizpi

How to manually calculate Tukey’s Honestly Significant Difference (HSD) for comparing factor levels

I was recently asked by a client to explain how the Tukey’s HSD (Honestly Significant Difference) is calculated, but I

statistical significance statistical tests statistics

January 11, 2018November 11, 2019 bizpi

Calculating Confidence Intervals for Proportions in Minitab

A common question I get asked is: how accurate are my defect rate predictions? If you are inspecting a sample

a/b test a/b testing ANOVA click rate click thru rate CTR Minitab online marketing split test split testing statistical significance

December 24, 2014November 11, 2019 bizpi

Split testing website marketing messages with Minitab’s Chi-Square % Defective comparison tests

Six sigma techniques have expanded beyond traditional manufacturing companies, into healthcare, movie industry, government and now online marketing. Split testing

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.

In this podcast, I share details about a tool that I call ”Process Log” but maybe you've heard it called something else.

It's an approach to documenting changes, observations and other activities that happen in a work area on a daily basis, so you can reference them in the future.

I also recommended checking out the Root Cause Analysis course, where you can learn about the 6 M's

You can sign up for the course at https://www.leansixsigmaecosystem.com/c/advanced-root-cause-analysis/ ⁠

Learn more about BPI

Lean Six Sigma Ecosystem is now live! Visit ⁠⁠https://www.leansixsigmaecosystem.com/⁠⁠ to access free courses and templates, or upgrade for premium content and coaching programs