r/SixSigma

Green Belts: What did you actually use from your training in your first project?

I'm starting my first actual Green Belt project in logistics, and I'm curious what other people ended up using when they did theirs...

There are obviously a lot of tools you learn during Green Belt training, but I'm guessing the reality of your first project is pretty different from going through the material.

What tools or methods did you actually find useful? Anything you thought you'd use but ended up not needing at all?

Also, if anyone here has done a project in logistics or supply chain, I'd love to hear what you worked on and any advice you wish you had before starting your first one.

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u/SubstantialTower7958 — 16 hours ago

Why Buying in Bulk Costs You More

Bulk orders look cheaper on the invoice — but the holding cost doesn't show up there. EOQ (Economic Order Quantity = √(2DS/H)) finds the order size where ordering cost and holding cost balance. In this example it's the difference between 10,400 and 4,000 a year, with the same supplier and the same demand.

A quick inventory management concept for plant managers, purchase teams, and anyone working in lean manufacturing, production planning, or Six Sigma.

#EOQ #InventoryManagement #LeanManufacturing #OperationsManagement #SupplyChain

u/SigmaSheets — 2 days ago

o2o Six sigma

Hi everyone, I am currently enrolled in the sigma six green belt program through Syracuse university o2o program. I finished all the materials but can’t seem to be able to pass the damn practice tests to take the certification test. My 6 month is coming up in September. Does anyone have any tips or ideas for studying the materials?

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u/MathematicianWide372 — 6 days ago

Should I go for Green or Black belt in my situation?

I was a operations manager, laid off a few months ago and have struggling to get interviews. 13 years in operations, the last 8 in leadership roles. Used to head a business unit of over 100 employees durecting day to day operations as well leading special projects to improve and modernize processes, SOP, training programs, designing or redesigning KPI frameworks, creating new processes to address performance gaps or problems requiring solutions, incorporate new techbology/tools and so on.

Would say I had accumaulated around 5 years of project/continuous improvement experience by the time of my layoff.

I have no formal credentials in project mangement or contonuous improvement but I have a passion for the latter and want to upgrade and formalize my skills and resume sharpen up and boost my credibility as far as prospective employers go.

Should I start with green and upgrade to black later linearly or is it the best use of this opportunity of undivided time and attention (while being unemployed sadly) to just go for black belt?

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u/Wide_Peak_2080 — 9 days ago

what six sigma tool do you actually use the most?

i've been thinking about how different six sigma can look when you're learning it vs actually using it at work...

you learn a pretty big toolbox during training, but realistically i don't think most people are pulling out every single tool on a regular basis.

for me, process mapping is probably the one i keep coming back to the most. it's simple, but just seeing how a process actually works vs how people think it works can uncover a surprising amount of stuff.

i also find myself using some of the simpler root cause tools way more often than the more advanced statistical ones...

for those who use six sigma/process improvement at work, what tool do you actually use the most? and is there anything you learned during your belt training that you almost never touch anymore?

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u/luanadelrey1 — 10 days ago
▲ 12 r/SixSigma+1 crossposts

What most corporations (or senior management) don't get about Six Sigma?

What is the biggest thing you've seen senior management misunderstand about Six Sigma? or Lean Six Sigma?

So I'm curious: How do you actually create awareness and promote Lean Six Sigma / continuous improvement in your organizations? What are good and bad ways of doing that?

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u/Aver_xx — 10 days ago

Process improvement ideas bc ours is bleeding money but we can't identify the actual bottleneck

We’re a 40 person B2B software company and even small customer requests are taking weeks to ship. A typical change moves from support to product, then design, engineering, QA, legal review and finally deployment.

The problem is every team says their part only takes a few days. Tickets sit in waiting for review with no clear owner, engineers get blocked by missing requirements and urgent sales requests keep jumping the queue. Last month, one billing update took 9 days even though the actual dev work was estimated at 12 hours.

We’ve shortened standups, added approval deadlines and cleaned up Jira, but lead time hasn’t improved. How are you identifying where time and money are being lost across a process with multiple teams and handoffs?

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u/Indrjuividual_Te7127 — 10 days ago

Is Lean Six Sigma Green Belt worth it in 2026?

Hi everyone. I'm considering getting my Lean Six Sigma Green Belt certification but I was curious about how relevant or important it is to get it in 2026.

For context I'm a senior majoring in Biomedical Engineering and have experience in quality engineering and want to be more marketable for jobs.

Please let me know and any tips for the exam would help too! Thank you everyone!

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u/Dull_Investigator_93 — 14 days ago

Which business certificate do you advice me?

Hi there 😊

I am helping my Product Manager to redefine the process and workflow of our team. Specifically, we offer maintenance and validation contracts for Clean Rooms and Automotive projects. I am not a business analyst or business process manager, but I have a good "bigger picture view" and I have joined the team recently, so I'm still "half an outsider". We are redefining the roles of the team members and understanding how to best divide areas of responsibility. We are also analyzing where are critical issues and how to address them. I am also collaborating with IT to automate process, when it's possible.

I would like to propose to my Product Manager a certificate that could help me to understand better how to do better this task, and that it can also train me to become a future business process manager. Do you advice any business process certificate that are widely known and practical?

AI suggested Sigma Green Belt or CBPA. What do you suggest?

Thank you for reading and answering the post

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u/UnitedTowel4221 — 13 days ago