Six Sigma Green Belt certification questions and exam summary helps you to get focused on the exam. This guide also helps you to be on CSSGB exam track to get certified with good score in the final exam. Six Sigma Green Belt (CSSGB) Certification Summary
Six Sigma Green Belt (CSSGB) Certification Exam Syllabus I. Overview: Six Sigma and the Organization (11 Questions) A. Six Sigma and Organizational Goals 1. Value of Six Sigma - Recognize why organizations use Six Sigma, how they apply its philosophy and goals, and the evolution of Six Sigma from quality leaders such as Juran, Deming, Shewhart, Ishikawa, and others. (Understand) 2. Organizational goals and Six Sigma projects - Identify the linkages and supports that need to be established between a selected Six Sigma project and the organization’s goals including SMART goals, and describe how process inputs, outputs, and feedback at all levels can influence the organization as a whole. (Understand) 3. Organizational drivers and metrics - Recognize key business drivers (profit, market share, customer satisfaction, efficiency, product differentiation, key performance indicators (KPIs)) for all types of organizations. Understand how key metrics and scorecards are developed and how they impact the entire organization. (Understand) B. Lean Principles in the Organization 1. Lean concepts - Define and describe lean concepts such as theory of constraints, value chain, flow, takt time, just-in-time (JIT), Gemba, spaghetti diagrams, and perfection. (Apply) 2. Value-stream mapping - Use value-stream mapping to identify value-added processes and steps or processes that produce waste, including excess inventory, unused space, test inspection, rework, transportation, and storage. (Understand) C. Design for Six Sigma (DFSS) Methodologies 1. Road maps for DFSS - Distinguish between DMADV (define, measure, analyze, design, verify) and IDOV (identify, design, optimize, verify), and recognize how they align with DMAIC. Describe how these methodologies are used for improving the end product or process during the design (DFSS) phase. Understand how verification and validation are used to compare results against stated goals. (Understand) 2. Basic failure mode and effects analysis (FMEA) - Use FMEA to evaluate a process or product and determine what might cause it to fail and the effects that failure could have. Identify and use scale criteria, calculate the risk priority number (RPN), and analyze the results. (Analyze) 3. Design FMEA and process FMEA - Define and distinguish between these two uses of FMEA. (Apply) II. Define Phase (20 Questions) A. Project Identification 1. Project selection - Describe the project selection process and what factors should be considered in deciding whether to use the Six Sigma DMAIC methodology or another problem-solving process. (Understand) 2. Process elements - Define and describe process components and boundaries. Recognize how processes cross various functional areas and the challenges that result for process improvement efforts. (Analyze) 3. Benchmarking - Understand various types of benchmarking, including competitive, collaborative, and best practices. (Understand) 4. Process inputs and outputs - Identify process input and output variables and evaluate their relationships using the supplier, inputs, process, output, customer (SIPOC) model. (Analyze) 5. Owners and stakeholders - Identify the process owners and other stakeholders in a project. (Apply) B. Voice of the Customer (VoC) 1. Customer identification - Identify the internal and external customers of a project, and what effect the project will have on them. (Apply) 2. Customer data - Collect feedback from customers using surveys, focus groups, interviews, and various forms of observation. Identify the key elements that make these tools effective. Review data collection questions to eliminate vagueness, ambiguity, and any unintended bias. (Apply) 3. Customer requirements - Use quality function deployment (QFD), Critical to X (CTX when ‘X’ can be quality, cost, safety, etc.), Critical to Quality tree (CTQ), and Kano model to translate customer requirements statements into product features, performance measures, or opportunities for improvement. Use weighting methods as needed to amplify the importance and urgency of different kinds of input; telephone call vs. survey response; product complaint vs. expedited service request. (Apply) C. Project Management Basics 1. Project methodology - Define and apply agile and top-down project management methods. (Apply) 2. Project charter - Define and describe elements of a project charter and develop a problem statement that includes baseline data or current status to be improved and the project’s goals. (Apply) 3. Project scope - Help define the scope of the project using process maps, Pareto charts, and other quality tools. (Apply) 4. Project metrics - Help develop primary metrics (reduce defect levels by x-amount) and consequential metrics (the negative effects that making the planned improvement might cause). (Apply) 5. Project planning tools - Use work breakdown structures (WBS), Gantt charts, critical path method (CPM), program evaluation and review technique (PERT) charts, and toll-gate reviews to plan projects and monitor their progress. (Apply) 6. Project documentation - Describe the types of data and input needed to document a project. Identify and help develop appropriate presentation tools (storyboards, spreadsheet summary of results) for phase reviews and management updates. (Apply) 7. Project risk analysis and management - Describe the elements of project risk analysis, including feasibility, potential impact, risk priority number (RPN), and risk management. Identify the potential effect risk can have on project goals and schedule, resources (materials and personnel), business continuity planning, costs and other financial measures, and stakeholders. (Understand) 8. Project closure - Review with team members and sponsors the project objectives achieved in relation to the charter and ensure that documentation is completed and stored appropriately. Identify lessons learned and inform other parts of the organization about opportunities for improvement. (Apply) D. Management and Planning Tools - Define, select, and apply these tools: 1) affinity diagrams, 2) interrelationship digraphs, 3) tree diagrams, 4) prioritization matrices, 5) matrix diagrams, 6) process decision program charts (PDPC), 7) activity network diagrams, and 8) SWOT analysis. (Apply) E. Business Results for Projects 1. Process performance - Calculate process performance metrics such as defects per unit (DPU), rolled throughput yield (RTY), cost of poor quality (CoPQ), defects per million opportunities (DPMO), sigma levels, and process capability indices. Track process performance measures to drive project decisions. (Analyze) 2. Communication - Define and describe communication techniques used in organizations: top-down, bottom-up, and horizontal. (Apply) F. Team Dynamics and Performance 1. Team stages and dynamics - Define and describe the stages of team evolution, including forming, storming, norming, performing, adjourning, and recognition. Identify and help resolve negative dynamics such as overbearing, dominant, or reluctant participants, the unquestioned acceptance of opinions as facts, groupthink, feuding, floundering, the rush to accomplishment, attribution, discounts, digressions, and tangents. (Understand) 2. Team roles and responsibilities - Use tools, such as RACI, to describe and define the roles and responsibilities of participants on six sigma and other teams, including black belt, master black belt, green belt, champion, executive, coach, facilitator, team member, sponsor, and process owner. (Apply) 3. Team tools and decision-making concepts - Define and apply team tools such as brainstorming, and decision-making concepts such as nominal group technique, and multi-voting. (Apply) 4. Team Communication - Identify and use appropriate communication methods (both within the team and from the team to various stakeholders) to report progress, conduct reviews, and support the overall success of the project. (Apply) III. Measure Phase (20 Questions) A. Process Analysis and Documentation - Develop process maps and review written procedures, work instructions, and flowcharts to identify any gaps or areas of the process that are misaligned. (Create) B. Probability and Statistics 1. Basic probability concepts - Describe and interpret basic probability concepts: independent events, mutually exclusive events, multiplication rules, permutations, and combinations. (Understand) 2. Central limit theorem - Define the central limit theorem and describe its significance in relation to confidence intervals, hypothesis testing, and control charts. (Understand) C. Statistical Distributions - Define and describe various distributions as they apply to statistical process control and probability: normal, binomial, Poisson, chi square, Student’s t, and F. (Understand) D. Collecting and Summarizing Data 1. Types of data and measurement scales - Identify and classify continuous (variables) and discrete (attributes) data. Describe and define nominal, ordinal, interval, and ratio measurement scales. (Analyze) 2. Sampling and data collection plans and methods - Define and apply various sampling methods (random and stratified) and data collection methods (check sheets and data coding). Prepare data collection plans that include gathering data and performing quality checks (e.g., minimum/maximum values, erroneous data, null values). (Apply) 3. Descriptive statistics - Define, calculate, and interpret measures of dispersion and central tendency. Develop and interpret frequency distributions and cumulative frequency distributions. (Evaluate) 4. Graphical methods - Construct and interpret diagrams and charts that are designed to communicate numerical analysis efficiently, including scatter diagrams, normal probability plots, histograms, stem-and-leaf plots, box-and-whisker plots. (Create) E. Measurement System Analysis (MSA) - Calculate, analyze, and interpret measurement system capability using gauge repeatability and reproducibility (GR&R) studies, measurement correlation, bias, linearity, percent agreement, and precision/tolerance (P/T). (Evaluate) F. Process and Performance Capability 1. Process performance vs. process specifications - Define and distinguish between natural process limits and specification limits, and calculate process performance metrics. (Evaluate) 2. Process capability studies - Define, describe, and conduct process capability studies, including identifying characteristics, specifications, and tolerances, and verifying stability and normality. (Evaluate) 3. Process capability (Cp, Cpk) and process performance (Pp, Ppk) indices - Describe the relationship between these types of indices. Define, select, and calculate process capability and process performance. Describe when Cpm measures can be used. Calculate the sigma level of a process. (Evaluate) 4. Short-term vs. long-term capability and sigma shift - Describe the assumptions and conventions that are appropriate to use when only short-term data are used. Identify and calculate the sigma shift that occurs when long- and short-term data are compared. (Evaluate) IV. Analyze Phase (18 Questions) A. Exploratory Data Analysis 1. Multi-vari studies - Select appropriate sampling plans to create multi-vari study charts and interpret the results for positional, cyclical, and temporal variation. (Create) 2. Correlation and linear regression - Describe the difference between correlation and causation. Calculate the correlation coefficient and linear regression and interpret the results in terms of statistical significance (p-value). Use regression models for estimation and prediction. (Evaluate) B. Hypothesis Testing 1. Basics - Distinguish between statistical and practical significance. Determine appropriate sample sizes and develop tests for significance level, power, and type I and type II errors. (Apply) 2. Tests for means, variances, and proportions - Conduct hypothesis tests to compare means, variances, and proportions (paired-comparison t-test, F-test, analysis of variance (ANOVA), chi square) and interpret the results. (Analyze) C. Additional analysis methods 1. Gap analysis - Analyze scenarios to identify performance gaps and compare current and future states using predefined metrics. (Analyze) 2. Root cause analysis - Use cause and effect diagrams, relational matrices, 5 Whys, fault tree analysis, and other problem-solving tools to identify the true cause of a problem. (Analyze) V. Improve Phase (16 Questions) A. Design of Experiments (DoE) 1. Basic terms - Define and describe terms such as independent and dependent variables, factors and levels, responses, treatments, errors, repetition, blocks, randomization, effects, and replication. (Understand) 2. DOE graphs and plots - Interpret main effects analysis and interaction plots. (Apply) B. Implementation planning - Apply implementation planning by using proof of concepts, try-storming simulations, and pilot tests. (Apply) C. Lean Tools 1. Waste elimination - Select and apply tools and techniques for eliminating or preventing waste, including pull systems, kanban, 5S, standard work, and poka-yoke. (Apply) 2. Cycle-time reduction - Use various techniques to reduce cycle time (continuous flow, setup reduction, single-minute exchange of dies (SMED)). (Analyze) 3. Kaizen and kaizen blitz - Define and distinguish between these two methods and apply them in various situations. (Apply) VI. Control Phase (15 Questions) A. Statistical Process Control (SPC) 1. SPC Basics - Describe the theory and objectives of SPC, including measuring and monitoring process performance for both continuous and discrete data. Define and distinguish between common and special cause variation and how these conditions can be deduced from control chart analysis. (Analyze) 2. Rational subgrouping - Define and describe how rational subgrouping is used. (Understand) 3. Control charts - Identify, select, construct, and use control charts: x̅ − R , x̅ − s, individual and moving range (ImR or XmR), median, p, np, c, and u. (Apply) B. Sustain improvements 1. Control plan - Assist in developing and implementing a control plan to document and monitor the process. (Apply) 2. Document control - Understand document control and its role in controlling and sustaining improvements. (Understand) 3. Training plans - Develop training plans to implement and sustain improvements. (Apply) 4. Audits - Define first-, second-, and third-party audits. (Remember) 5. Plan-do-check-act (PDCA) - Apply and distinguish between the steps of plan-do-check-act (PDCA). (Apply) C. Lean Tools for Process Control 1. Total productive maintenance (TPM) - Define the elements of TPM, including use of predictive maintenance and describe how they can be used to control the improved process. (Understand) 2. Visual factory - Define the elements of a visual factory (Andon, Jidoka) and describe how they can be used to control the improved process. (Understand) Six Sigma Green Belt (CSSGB) Certification Questions 01. Positional, cyclical, and temporal variations are most commonly analyzed in Please choose the correct answer. a) SPC charts b) multi-vari charts c) cause and effect diagrams d) run charts 02. Which of the following measures is used to show the ratio of defects to units? Please choose the correct answer. a) DPU b) DPO c) DPMO d) PPM 03. Which of the following tools is used to translate broad requirements into specific requirements? Please choose the correct answer. a) A quality control plan b) The theory of constraints (TOC) c) A critical to quality (CTQ) tree d) A process flowchart 04. Which of the following is an example of mistake-proofing? Please choose the correct answer. a) Using x and R chart to prevent errors b) Using 100% inspection to detect and contain defects c) Using color coding as an error signal d) Having the team that created the errors repair them 05. Which of the following control charts is used to monitor discrete data? Please choose the correct answer. a) p b) I & mR c) X d) X and R 06. Which of the following is a commonly accepted level for alpha risk? Please choose the correct answer. a) 0.05 b) 0.50 c) 0.70 d) 0.95 07. A measurement system analysis is designed to assess the statistical properties of Please choose the correct answer. a) gage variation b) process performance c) process stability d) engineering tolerances 08. When an inspection process rejects conforming product, what type of error is being made? Please choose the correct answer. a) α b) β c) σ d) H0 09. For a normal distribution, two standard deviations on each side of the mean would include what percentage of the total population? Please choose the correct answer. a) 68% b) 47% c) 34% d) 95% 10. Which of the following tools is used extensively in quality function deployment (QFD)? Please choose the correct answer. a) Affinity diagram b) Matrix diagram c) Cause and effect diagram d) Activity network diagram Answers: Question: 01: Answer: b Question: 02: Answer: a Question: 03: Answer: c Question: 04: Answer: c Question: 05: Answer: a Question: 06: Answer: a Question: 07: Answer: a Question: 08: Answer: a Question: 09: Answer: d Question: 10: Answer: b How to Register for Six Sigma Green Belt Certification Exam? ● Visit site for Register Six Sigma Green Belt Certification Exam.
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Six Sigma Yellow Belt certification questions and exam summary helps you to get focused on the exam. This guide also helps you to be on CSSYB exam track to get certified with good score in the final exam. Six Sigma Yellow Belt (CSSYB) Certification Summary
Six Sigma Yellow Belt (CSSYB) Certification Exam Syllabus I. Six Sigma Fundamentals (21 Questions) A. Six Sigma Foundations and Principles - Describe the purpose of Six Sigma (reducing variation), its methodology (DMAIC), and its evolution from quality. Describe the value of Six Sigma to the organization as a whole. (Understand) B. Lean Foundations and Principles - Describe the purpose of lean (waste elimination) and its methodologies (just-in-time, poka-yoke, kanban, value stream mapping). Describe the value of lean to the organization as a whole. (Understand) C. Six Sigma Roles and Responsibilities - Define and describe the roles and responsibilities of Six Sigma team members (i.e., individual team members, Yellow Belt, Green Belt, Black Belt, Master Black Belt, process owner, champion, sponsor). (Understand) D. Team Basics 1. Types of teams - Identify the various types of teams that operate within an organization (i.e., continuous improvement, self-managed, and cross-functional) and their value. (Understand) 2. Stages of development - Describe the various stages of team evolution: forming, storming, norming, performing, and adjourning. (Understand) 3. Decision-making tools - Define brainstorming, multivoting, and nominal group technique (NGT), and describe how these tools are used by teams. (Understand) 4. Communication methods - Explain how teams use agendas, meeting minutes, and project status reports, and how they support project success. (Understand) E. Quality Tools and Six Sigma Metrics 1. Quality tools - Select and use these tools throughout the DMAIC process: Pareto charts, cause and effect diagrams, flowcharts, run charts, check sheets, scatter diagrams, and histograms. (Apply) 2. Six Sigma metrics - Select and use these metrics throughout the DMAIC process: defects per unit (DPU), defects per million opportunities (DPMO), rolled throughput yield (RTY), cycle time, and cost of poor quality (COPQ). (Apply) II. Define Phase (12 Questions) A. Project Identification 1. Voice of the customer - Define the voice of the customer and describe how customer needs are translated into quantifiable, critical-to-quality (CTQ) characteristics. (Understand) 2. Project selection - Describe how projects are identified and selected as suitable for a Six Sigma project using the DMAIC methodology. (Understand) 3. Stakeholder analysis - Identify end users, subject matter experts, process owners, and other people or factors that will be affected by a project, and describe how each of them can influence the project. (Understand) 4. Process inputs and outputs - Use SIPOC (suppliers, inputs, process, outputs, customers) to identify and define important elements of a process. (Apply) B. Project Management (PM) Basics 1. Project charter - Describe the purpose of a charter and its components: problem statement, project scope, baseline data, and project goal. (Understand) 2. Communication plan - Explain the purpose and benefits of a communication plan and how it can impact the success of the project. (Understand) 3. Project planning - Define work breakdown structure (WBS) and Gantt charts, and describe how they are used to plan and monitor projects. (Understand) 4. Project management tools - Select and use various PM tools: activity network diagrams, affinity diagrams, matrix charts, relations charts, and tree diagrams. (Understand) 5. Phase reviews - Explain how tollgate or phase reviews are used throughout the DMAIC life cycle. (Understand) III. Measure Phase (15 Questions) A. Basic Statistics - Define, calculate, and interpret measures of central tendency (mean, median, mode) and measures of dispersion (standard deviation, range, variance). (Apply) B. Data Collection 1. Data collection plans - Describe the critical elements of a data collection plan, including an operational definition, data sources, the method to be used for gathering data, and how frequently it will be gathered. Describe why data collection plans are important. (Understand) 2. Qualitative and quantitative data - Define and distinguish between these types of data. (Understand) 3. Data collection techniques - Use various data collection techniques, including surveys, interviews, check sheets, and checklists to gather data that contributes to the process being improved. (Apply) C. Measurement System Analysis (MSA) 1. MSA terms - Define precision, accuracy, bias, linearity, and stability, and describe how these terms are applied in the measurement phase. (Understand) 2. Gauge repeatability and reproducibility (GR&R) - Describe how and why GR&R is used in the measurement phase. (Understand) IV. Analyze Phase (15 Questions) A. Process Analysis Tools 1. Lean tools - Define how 5S and value analysis can be used to identify and eliminate waste. (Understand) 2. Failure mode and effects analysis (FMEA) - Define the elements of severity, opportunity, and detection, and determine how they are used to calculate the risk priority number. Describe how FMEA can be used to identify potential failures in a process. (Understand) B. Root Cause Analysis - Describe how the 5 Whys, process mapping, force-field analysis, and matrix charts can be used to identify the root causes of a problem. (Understand) C. Data Analysis 1. Basic distribution types - Define and distinguish between normal and binomial distributions and describe how their shapes (skewed and bimodal) can affect data interpretation. (Understand) 2. Common and special cause variation - Describe and distinguish between these types of variation. (Understand) D. Correlation and Regression 1. Correlation - Describe how correlation is used to identify relationships between variables. (Understand) 2. Regression - Describe how regression analysis is used to predict outcomes. (Understand) E. Hypothesis Testing - Define and distinguish between hypothesis terms (i.e., null and alternative, type I and type II error, p-value and power). (Understand) V. Improve and Control Phases (12 Questions) A. Improvement Techniques 1. Kaizen and kaizen blitz - Define and distinguish between these two methods and describe how they can be used to make improvements to any process in an organization. (Understand) 2. Plan-do-check-act (PDCA) cycle - Define and distinguish between the steps in this process improvement tool. (Understand) 3. Cost-benefit analysis - Explain the importance of this analysis and how it is used in the improve phase. (Understand) B. Control Tools and Documentation 1. Control plan - Describe the importance of a control plan for maintaining improvements. (Understand) 2. Control charts - Describe how X-R charts are used for monitoring and sustaining improved processes. (Understand) 3. Document control - Describe the importance of documenting changes to a process and communicating those changes to stakeholders. (Understand) Six Sigma Yellow Belt (CSSYB) Certification Questions 01. A scatter diagram in which the points plotted appear to form an almost straight band that flows from the lower left to the upper right would be said to display. choose the correct answer a) Positive correlation b) No correlation c) A higher order relationship d) A negative correlation 02. When selecting a project, priority should first be given to a project that? choose the correct answer a) Only affects employees in the work cell b) Has objectives that align with organizational goals c) Is expected to be completed within one week d) The solution is readily apparent before the project is started 03. Community or society quality benefits resulting from a business enterprise would include which of the following? choose the correct answer a) Safe products to use b) Shorter cycle times c) Prestige and self-fulfillment d) A quicker marketplace response 04. Which of the following management tools requires the least preliminary knowledge about a subject or activity? choose the correct answer a) Prioritization matrices b) Matrix diagrams c) Affinity diagrams d) Activity network diagrams 05. Six sigma project methodology normally begins with what initial step? choose the correct answer a) Problem definition b) Define c) Project charter d) Champion approval 06. Which of the following management tools could be used to rate the factors necessary to pass the CSSYB exam? choose the correct answer a) Interrelationship digraphs b) Prioritization matrices c) Tree diagrams d) Affinity diagrams 07. Affinity diagrams are useful tools to help analyze and solve what type(s) of problems? choose the correct answer a) Unfamiliar problems b) Structured problems c) Mathematical models d) Establishing project flows 08. There are a large number of potential human errors. What are possible countermeasures for inexperience? choose the correct answer a) Visual aids and work instructions b) Education and/or discipline c) Work standardization and discipline d) TPM and skill building 09. Which of the following is a primary reason for periodic project reviews? choose the correct answer a) To highlight the project team's effort b) To select either manual or automated reporting methods c) To review the schedule and costs d) To assess the team responsibilities and requirements 10. Using six sigma methodology, a company at 4.5 sigma would have a failure rate of: choose the correct answer a) 3.4 ppm b) 233 ppm c) 1350 ppm d) 6210 ppm Answers: Question: 01: Answer: a Question: 02: Answer: b Question: 03: Answer: a Question: 04: Answer: c Question: 05: Answer: b Question: 06: Answer: b Question: 07: Answer: a Question: 08: Answer: c Question: 09: Answer: c Question: 10: Answer: c How to Register for Six Sigma Yellow Belt Certification Exam? ● Visit site for Register Six Sigma Yellow Belt Certification Exam. |
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