Welcome to Purdue University’s Lean Six Sigma blog, where, you’ll find helpful tips and learn about industry trends. Topics range from how Six Sigma principles are applied in a range of industries to how to begin a Six Sigma program at your organization. This six sigma blog is geared to anyone wanting to enhance their business skills, operate more efficiently, or advance their career.


10 June, 2021

What is Six Sigma?

Despite the methodology’s quick and sweeping effect on major corporations across the globe, Six Sigma isn’t an idea that sprung up out of nowhere. It …

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7 June, 2021

Six Sigma vs Lean Six Sigma: What’s the Difference?

Even the most proven business tools and approaches must adapt as time goes on, morphing to suit the state of the market and today’s companies. …

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3 June, 2021

Career Opportunities for Six Sigma Green Belts

Lean Six Sigma Green Belt certification can lead to valuable career opportunities in a wide range of positions at a broad range of companies around …

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30 May, 2021

Value Stream Mapping: The Search for Adding Value and Eliminating Waste

What Is Value Stream Mapping? Value stream mapping is a technique — developed from Lean manufacturing — that organizations use to create a visual guide …

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28 May, 2021

DMAIC Vs. DMADV

Lean Six Sigma is a continuous improvement methodology that focuses on the elimination of waste and reduction of variation from manufacturing, service and design processes.  …

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24 May, 2021

Why Six Sigma Professionals Should Earn a PMP Certification

Which Certification Has More Value: PMP or Lean Six Sigma? People who are unsure whether to pursue Project Management Professional (PMP)® certification or Lean Six …

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15 May, 2021

Improve Your Supply Chain with Lean Six Sigma

Every business is unique. For most, simply adopting a single, prescribed approach is a risky move. In the case of Six Sigma, it can be …

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11 May, 2021

What is a Six Sigma Process Map?

As we have previously covered on this blog, the primary purpose of Lean Six Sigma (LSS) methodology is to eliminate waste and reduce variation in …

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1 May, 2020

The Six Sigma Line: Starting at First Base

Welcome to the Six Sigma Line! This series of blog articles addresses topics that we find interesting and provides potentially useful information to anyone trying …

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