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Belt 2 of 4

Yellow BeltFrom $249.

Team members who take part in improvement projects and collect the data.

Enroll in Yellow BeltHow the exams work
9
modules
54 sections
25
exam questions
graded on the server
70%
pass mark
3 attempts
625
slides
HD, with voiceover
CertiAIPractice before it counts
  1. Black Belt20 modules · 60 exam questions$1,299
  2. Green Belt14 modules · 40 exam questions$549
  3. Yellow Belt9 modules · 25 exam questions$249
  4. White Belt9 modules · 20 exam questionsFree
$249was $299· exam and certificate included
  • 9
    Modules
  • 54
    Sections
  • 625
    Slides
  • 70%
    Pass mark
  • 25
    Exam questions
  • 3
    Attempts

What you will be able to do

After the Yellow Belt

The tools a project team member uses: mapping a process, finding root causes and collecting data that will stand up when it is analyzed.

Who it is forTeam members who support improvement projects
  • 01Apply basic problem-solving techniques
  • 02Follow a project through the DMAIC phases
  • 03Map a process and draw a flowchart
  • 04Find root causes with a fishbone and 5 Whys
  • 05Collect data and run a first analysis
  • 06Work as part of an improvement team

How you learn it

625 slides, each one with a voice

9 modules and 54 sections, at your own pace. Quizzes check you kept up, and SigmaTutor answers from the course when a slide does not land.

  • HD slides with voiceover, captions and a transcript
  • Module quizzes before you move on
  • Ask SigmaTutor from the lesson
sigmaforge.ai/learn
A Green Belt lesson slide on the capability pipeline, with player controls, transcript and captions, the section outline, progress, and Ask SigmaTutor.
Product screen, demo dataa Green Belt lesson

With you the whole way

A tutor, a coach and an examiner

Three of the agents a learner meets, on their real screens. Each panel below is the shape of what that agent hands back.

The exam

25 questions, 70% to pass

Graded on the server, with no clock.

How the exams work
  • 25

    questions per sitting

    graded on the server

  • 70%

    to pass

    the same at every belt

  • 3

    attempts

    24 hours apart

Your certificate

Ready for your profile

Pass and the certificate is issued straight away, with its own ID and QR code.

  1. 01

    Download it

    A print-ready PDF in your name, with the certificate ID and a QR code that opens its record.

  2. 02

    Add it to LinkedIn and Indeed

    LinkedIn fills in from one click. For Indeed, every value is ready to copy into your profile, plus a line for your resume.

  3. 03

    Anyone can check it

    Employers open sigmaforge.ai/verify with the ID and see that it is real, who holds it and when it was issued.

The ladder

The other belts

  • Start Here
    White Belt

    White Belt

    Price: $129Free exam + certificate included

    The White Belt is the beginner level, designed to introduce individuals to the basic concepts of process improvement. It builds a strong foundation in Lean and Six Sigma principles.

    • Introduction to Lean & Six Sigma concepts
    • Basic process improvement terminology
    • Understanding of waste and efficiency
    • Overview of problem-solving approaches
    • Roles and responsibilities in projects
    Best for: All employees & newcomers building improvement fluency
    Start White Belt
    The White Belt in full
  • Green Belt

    Green Belt

    Price: $699$549 exam + certificate included

    The Green Belt focuses on practical application and project ownership. Individuals lead smaller projects and support larger initiatives using structured methodologies.

    • Full understanding of DMAIC framework
    • Data analysis and interpretation
    • Process improvement tools & techniques
    • Statistical thinking and basic analytics
    • Identifying inefficiencies & reducing waste
    • Project management fundamentals
    Best for: Engineers, analysts & managers leading projects part-time
    Enroll in Green Belt
    The Green Belt in full
  • Black Belt

    Black Belt

    Price: $1,699$1,299 exam + certificate included

    The Black Belt represents advanced expertise in Lean Six Sigma. Individuals lead complex, high-impact projects and drive measurable business improvements.

    • Advanced DMAIC application
    • Statistical analysis & data-driven decisions
    • Leadership and project management skills
    • Risk analysis and process optimization
    • Change management strategies
    • Coaching & mentoring Green & Yellow Belts
    Best for: Full-time improvement experts, consultants & operations leaders
    Enroll in Black Belt
    The Black Belt in full
  • White Belt is freeCreate an account and the course opens: five modules, the exam, and the certificate if you pass. No card, no invitation.
  • Green and Black also need a capstoneA real DMAIC project, reviewed at five tollgates. The capstone is open, so both certificates can be earned end to end today.

Yellow Belt

Ready for the Yellow Belt?

Enroll and the course opens in your account, White Belt included, exam and certificate too.

Enroll in Yellow BeltCompare the belts