Council for Six Sigma Certification (CSSC) - Lean Six Sigma Green Belt Study Cards

1. Define 6 sigma. 2. What is 6 sigma in terms of a percentage? 3. What is 6 sigma per million? 1. A statistical representation for what experts call a perfect process. 2. 99.99966% 3. 3.4 defects per million What is the formula for calculating six sigma? ((# of opportunities - # of defects)/# of opportunities)) x 100 Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:00 Full screen Who developed the normal curve? Carl Friedrich Gauss What are 2 ways the Walter Shewhart contributed to statistical process control? 1. Father of Control Charts 2. Defines a process in need of correction as one that is operating at three sigma. Explain 3 ways W. Edwards Deming's contributed to six sigma. 1. Applied statistical concepts outside of a manufacturing environment for the very first time (U.S census bureau). 2. Created the PDCA idea 3. Became a consultant to manufacturing companies in Japan and planted ideas that would soon become the TPS or LSS. What did Kiichiro Toyoda do? Added efficiencies to processes to processes through conveyors and other automated systems. Who introduced JIT and Jidoka? Eiji Toyoda & Taiichi Ohno What is Jidoka? automatically stopping the process when something is wrong and then fixing the problems on the line itself as they occur When did six sigma see large scale success in the U.S.? 1980s What was the first company to apply statistical process control outside of manufacturing? Motorola Who helped pioneer six sigma across Motorola? Dr. Mikel Harry & Bills Smith (engineer) How was ABB involved with Six sigma? It is where Dr. Harry & Schroeder worked together and incorporated financial tactics into six sigma (quality & profits). How was Allied Signal involved with Six Sigma? It is where Dr. Harry developed a system for educating executive leaders. How was GE involved in Six sigma? The CEO Jack Welch demonstrated how leaders should approach six sigma and tied six sigma to an employee reward structure. What are the levels of six sigma (in order)? White belt, Yellow Belt, Green Belt, Black Belt, Master Black Belt What is Lean Process Management? It is a process concerned with reducing waste. Define Kaizen. eliminate waste and/or create more value for the customer on a continuous basis. When was TQM developed? When did TQM become popular? Developed in the 50s / Popular in the 80s What does a TQM program have? - Quality commitment at all levels - Empowering employees to make quality decisions - Reward & recognition - Strategic planning tht take quality into account - Systems tht monitor quality What is Business Process Reengineering (BPR)? radical change across an entire organization or process that is most often concerned with a technical process that occurs throughout an organization. What is a common map that BPR follows? Planning: Define current state and find opportunities & brainstorm. Design: Use validation techniques to ensure it will work with the structure and begin to build tools Implementation: Implement the changes they have made Who pioneered Rummler-Brache? When? GearyRummler & Alan Brache in the 80s What is one of the foundational components of the Rummler-Brache? What levels does it have? The nine box model. 3 performance levels: performer, the process, and the org. 3 Performance dimensions: management, deisgn, goal. What is scrum? A project development method specific to Agile programming endeavors in technical departments. On average, how long do scrum projects last? 2 - 4 weeks What are the 3 phases of a scrum project? Briefly describe each. 1. The pregame: Analyze data and business requirements & brainstorm new product/upgrade 2. The game: Develop the product via programming sprints. 3. The postgame: Quality prep for product release. Who developed The Customer Experience Management Method (CEM)? when? Virgin Group in the 90s What is the purpose of The Customer Experience Management Method (CEM)? Align processes throughout an organization with customer satisfaction goals. What are the advantages and disadvantages of The Customer Experience Management Method (CEM)? Advantage: Often results in enormous gains in customer satisfaction Disadvantage: Inward departments have a difficult time implementing customer-focused cultural change. What is JumpStart? A method of identifying problems and solutions in a single session. What are the advantages and disadvantages of JumpStart? Adv: Create & implement small scale solutions quickly, often providing resolution the same day. Dis-adv: Changes are sometimes made on a wait & see mentality. What are the 7 types of Muda? - Over production - Correction (rework) - Inventory - Motion - Conveyance - Over processing - Waiting What is Type I muda? Non-value tasks that might actually be essential or required by circumstances. What is Type II muda? Non-value tasks that are not essential and can be immediately removed from a process. What is 5S? A method for organizing a workplace to make a process for efficient and effective. What are the 5 steps of 5s? Sort, Straighten, Shine, Standardize, and Sustain. What is just in time production (JIT)? type of lean production system that brings together all materials at the precise time they are required at each production stage What does standard deviation measure? the distance between data points and the mean of all date (variance). What is the formula for standard deviation for population data?