Lean Six Sigma Qs & Answers

Which certified Six Sigma professional is responsible for identifying resources and removing roadblocks for the Six Sigma team members? - answer-Six Sigma Champion You know that you have a very bright, but sometimes dominating, member on your team. Which of the following team rules might you propose? 1)Everyone participates, no one dominates 2)One discussion at a time. Everyone has a chance to provide their opinion 3)We will not criticize, condemn, or complain 4) Any of these would be a good team rule - answer-4)Any of these would be a good team rule Which phase of a DMAIC project aims to ensure the long-term sustainment of the project's improvements? - answer-Control Which of the following is not normally captured on a VSM? - answer-Cash flows You've completed all your tasks for the Define Phase and you've scheduled the Define Phase gate review for next Friday, but the sponsor informs you that she'll be traveling to other company sites over the next two weeks. How should you respond? - answer-Ask her if she could find an hour next week and call in to the phase gate review A tool used by teams to quickly filter a large list of potential causes is (a/an) - answer-Multi-voting A common form of the four-quadrant project selection chart uses which of the two criteria as its x and y axis? (Choose two) - answer-Business impact Problem understanding All the following are included in a project charter, except - answer-Implementation plan Correction, over-production, inventory, and motion are all examples of - answer-Waste The primary purpose of the FMEA is to - answer-Reduce risk associated with process or product failures Fundamental principles of lean - answer-Seeking perfection Pull Flow Functional or generic benchmarking is - answer-Benchmarking anyone, anywhere, in any industry within a specific function or service line In which phase of a DMAIC project does the project team use data to validate the root causes of a poorly performing process? - answer-Analyze All the following are included in a project charter, except - answer-Implementation plan One of the most important benefits of Lean is as a - answer-Cultural enabler of the mindset of continuous improvement Which statement best describes quality function deployment? - answer-A structured process to translate customer expectations to product and service requirements Which of the following is not a major focus of the Define Phase? - answer-Determine the voice of the supplier Which of the following is not a principle of Lean? - answer-Variation reduction The two primary benefits of combining Lean and Six Sigma are - answer-Reduced variation which leads to higher quality Increased efficiency that leads to higher speed and throughput Which statement is not correct when describing the SIPOC diagram? - answer-It should include all essential steps in the process being improved Which of the following tools find major application during the Define phase? - answer-SIPOC diagrams CTQ trees You are given the following process times: Process cycle time: 5 minutes Total value-added processing time: 2 minutes Total production lead time: 2 hours What is the production efficiency? - answer-0.0166 The best tool to generate out of the box ideas is a(n) - answer-Silent brainstorming Critical-to-quality attributes typically are generated first from - answer-Expressed customer needs Functional or generic benchmarking is - answer-Benchmarking anyone, anywhere, in any industry within a specific function or service line Which of the following best fits the description, "Expected level of performance"? - answer-Satisfier The Storming stage is often driven by confusion or conflict over roles. - answer-True A tool used to help discover potential root cause using pairwise analysis is (a/an) - answer-Interrelationship diagram The following are all examples of typical LSS team roles that may be assigned (choose all that apply) - answer-Timekeeper Parking lot attendant As the team leader, you should always be the individual assigned the R for responsibility for all team actions. - answer-False Which of the following is a key objective of a Six Sigma DMAIC project? - answer-Reducing variation in critical processe What is the recommended starting point for value stream mapping? - answer-The customer It is important that all essential steps in a process be included in the initial SIPOC diagram - answer-False Which of the following is not a principle of Six Sigma? - answer-The need for speed What are the principles of six sigma ? - answer-Data and fact driven management Lasting improvements Focus on the customer You work in the emergency department of a hospital and you're looking to decrease patient length of stay. You might consider the "product" that you move through the value stream to be - answer-The patient The main advantage that MS Project has over MS Excel for LSS project planning is that - answer-MS Project allows dynamic scheduling which makes status updates easier The development of control charts is generally attributed to which quality icon? - answer-Walter Shewhart In which stage does the team ask, "How can we best accomplish our mission?" - answer-Performing It is important to ask "Why else?" before locking in on a possible root cause failure path when using the 5 Whys. - answer-True Use the following numbers to calculate DPMO: Total defect = 50; Total number of units = 800; Opportunities per unit = 15. - answer-4,167 DPMO You have a series of operations. There are 5,000 units input into the process and 4,980 output. The first pass yields are provided. Calculate the rolled throughput yield (RTY). Operation 1 = 0.99; Operation 2 = 0.96; Operation 3 = 0.925. RTY = 0.996 - answer-RTY = 0.879 How many data points out of 1,000 would you expect to fall outside of +/- 3 standard deviations in a normal curve? - answer-3 Calculate the median of the following set of numbers: 9, 4, 5, 19, 23, 3, 16 - answer-9 What is the purpose of an FMEA? - answer-It is a method for identifying, analyzing, prioritizing, and documenting potential failure modes A continuous data type can be described as one that (Choose all that apply) - answer-Includes many physical attributes like time, weight, and temperature