New Course

Master mean, median, mode range, probability, standarad deviation, normal distribution, variation, DPMO, and z-scores to make smarter process improvement decisions.

Master the Core Metrics

Build confidence with mean, median, mode, range, probability, and standard deviation so you can read performance data accurately and communicate insights clearly.

Understand Variation Visually

Learn normal distribution, z-scores, and variation analysis to spot instability, separate noise from signal, and reduce costly process inconsistency.

Measure What Matters

Use DPMO and sigma metrics to quantify defects, benchmark process performance, and target the improvements that create measurable business results.

About the course

Practical statistics for confident process improvement. If statistics have ever felt intimidating, this course is designed to make them practical, approachable, and immediately useful. Day 2 of Lean Six Sigma helps you understand the core measures and analytical tools behind process improvement, including mean, median, mode, range, probability, standard deviation, normal distribution, variation, DPMO, and z-scores. Through applied examples and clear instruction, you will learn how to interpret data, reduce variation, measure defects, and make better operational decisions with confidence. Whether you are preparing for Lean Six Sigma projects, building your quality foundation, or strengthening your leadership toolkit, this module gives you skills you can apply right away. Enroll today with Star Global College of Workforce Development and take the next step toward data-driven excellence.

Curriculum

15 Chapters · 79 Lessons

1
1. (Included in full purchase)
  Learning Outcomes
2. (Included in full purchase)
  Project Work Kicks off at 9:15pm
2
1. (Included in full purchase)
  Qualitative and Quantitative Data
3
1. (Included in full purchase)
  Data Cheat Sheet
2. (Included in full purchase)
  Download Your Data Cheet Sheet
4
1. (Included in full purchase)
  Mean- The Basics
2. (Included in full purchase)
  Average, Mean, and Mu (u)
3. (Included in full purchase)
  Hospital Example: Average Wait Time
4. (Included in full purchase)
  Average Number of Delieveries for Mr. Pepperoni.
5. (Included in full purchase)
  Median Basics
6. (Included in full purchase)
  Median in Manufacturing Example
7. (Included in full purchase)
  Mode in Manufacturing
8. (Included in full purchase)
  Mode Basic
9. (Included in full purchase)
  Mean Median Mode Quiz
5
1. (Included in full purchase)
  Understanding Range Lesson
2. (Included in full purchase)
  Range Example In Excel
3. (Included in full purchase)
  How to Use Range
4. (Included in full purchase)
  Warehouse Example
5. (Included in full purchase)
  Range Quiz
6
1. (Included in full purchase)
  Probability Basics
2. (Included in full purchase)
  FootBall Field Goal Example
3. (Included in full purchase)
  Manufacturing Process Example: Yield Percentage
4. (Included in full purchase)
  Manufacturing Process Yield Analysis Example
5. (Included in full purchase)
  Probability Percentage in Excel
6. (Included in full purchase)
  Probability Quiz
7
1. (Included in full purchase)
  Standard Deviation Basics
2. (Included in full purchase)
  Standard Deviation the Two Practionaire Formulas
3. (Included in full purchase)
  How to Use Standard Deviation in Practice
4. (Included in full purchase)
  Standard Deviation & Variance
5. (Included in full purchase)
  Why Do We use Variance vs. Standard Deviation?
6. (Included in full purchase)
  Random Delivery Time
7. (Included in full purchase)
  Standard Deviation Excel Example
8. (Included in full purchase)
  Standard Deviations
8
1. (Included in full purchase)
  Normal Distribution Basics
2. (Included in full purchase)
  Empirical Rule Basic
3. (Included in full purchase)
  Identifying Outliers in a Process
9
1. (Included in full purchase)
  Download Your Case Study
2. (Included in full purchase)
  Download Your Quantitive Data
3. (Included in full purchase)
  Download Your Project WorkBook
10
1. (Included in full purchase)
  Common Cause vs. Special Cause Variation
2. (Included in full purchase)
  Control Chart Basics
11
1. (Included in full purchase)
  DPMO- Basics
2. (Included in full purchase)
  Why Use DPMO? Creating a Sense of Urgency
3. (Included in full purchase)
  DPMO using Excel
4. (Included in full purchase)
  Six Sima DPMO Benchmark
5. (Included in full purchase)
  How to Calculate DPMO into Sigma Performance Levels
6. (Included in full purchase)
  DPMO vs. Yield Percentage
7. (Included in full purchase)
  DPMO QUIZ
12
1. (Included in full purchase)
  End of Activity
13
1. (Included in full purchase)
  Z Score (Standard Score)
2. (Included in full purchase)
  Download Z Table
3. (Included in full purchase)
  How to Read the Z Table
4. (Included in full purchase)
  Z-Score Worked Example: From Data to Probability
5. (Included in full purchase)
  Positive Side of the Normal Probability Table
6. (Included in full purchase)
  Positive Side of the Normal Probability Table Z score 2.00
7. (Included in full purchase)
  Positive Side of the Normal Probability Table
8. (Included in full purchase)
  Case Study: using Z Scores to Improve ECU Thickness at Honda
9. (Included in full purchase)
  Case Study: Using Z-Scores At Ford Motor Company
10. (Included in full purchase)
  Negative Z score: -1, -2, -3
11. (Included in full purchase)
  Z-Score Worked Example: From Data to Probability
12. (Included in full purchase)
  Using Z-Scores: Timing 30 news pizzas
13. (Included in full purchase)
  Z SCORE ACTIVITY QUIZ
14
1. (Included in full purchase)
  Homework
2. (Included in full purchase)
  Z Scores
3. (Included in full purchase)
  Homework Quiz
4. (Included in full purchase)
  Process Capability: Are We Meeting Customer Requirements
5. (Included in full purchase)
  Process Capability Index: How Capable Is the Process?
6. (Included in full purchase)
  Process Capability Index: how Capable is the Process?
7. (Included in full purchase)
  Process Capability Index: Basic Formulas
8. (Included in full purchase)
  CP Example
9. (Included in full purchase)
  Cpk Example- Pizza Delievery Time
10. (Included in full purchase)
  When to Use Cp vs. Cpk
11. (Included in full purchase)
  Cp Example: Hospital Wait Time
12. (Included in full purchase)
  CPK HOSPITAL EXAMPLE
13. (Included in full purchase)
  What does CP vs. CPK Tell me?
14. (Included in full purchase)
  Cp vs. Cpk: What Happens When the Process Shifts?
15. (Included in full purchase)
  Cp Practice Example: Mr. Pepperoni Manufacturing Process
15
1. (Included in full purchase)
  DEMO WALKTHROUGH: MAKE SURE YOUR NAME IS CORRECT: THERE ARE NO CORRECTIONS : Watch Video
2. (Included in full purchase)
  Did I Update My Name Quiz?

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