Green Belt - Exam Practice Questions

Green Belt - Exam Practice Questions And Detailed Rationale Answers 5S is a system to reduce waste and optimize productivity through maintaining an orderly workplace and using visual cues to achieve more consistent operational results. Implementation of this method "cleans up" and organizes the workplace basically in its existing configuration, and it is typically the first lean method which organizations implement. Which of the following activities is NOT part of the 5S approach? A. Standardize and establish accountability for ongoing maintenance. B. Shorten the process lead time. C. Sustain the effort through consistent attention. D. Straighten to organize everything. E. Separate and remove unnecessary items. - Answer B A 'population' is defined as: A) A number or measurement collected as a result of observation. B) A measurable characteristic of a population. C) A subset of a sample. D) The complete set of individuals, objects, or measurements about which we wish to draw a conclusion. E) none of the above - Answer D A book publisher is interested in learning more about reading habits, and is planning a survey drawn from a list of households who use libraries frequently to check out books. Which of the following statements best describes the sample? A) The sample will include all people who read a lot. B) The sample will include only one segment of frequent readers. C) The sample will include the households which read the most. D) The sample will represent all types of prospective readers. - Answer B A Call Center process operates at a 6 Sigma level. Using the "Six-Sigma Conversion Table" provided by MoreSteam in the Toolbox section, what is the expected DPMO? Note: assume a 1.5 Sigma shift. A. 32 DPMO B. 1,350 DPMO C. 3.4 DPMO D. 500,000 DPMO E. 66,800 DPMO - Answer C A company conducted a survey to study customer preferences regarding several attributes of its service offering, including Speed and Capacity. The margin of error for the difference of the two ratings was 6.0%. Which of the following results indicates a true difference? A) Speed = 32%, Capacity = 30%. B) Speed = 38%, Capacity = 34%. C) Speed = 31%, Capacity = 31%. D) Speed = 30%, Capacity = 20%. - Answer D A company generates 22,700 Defects Per Million Opportunities. What is the Sigma level performance of the company? A) 4.0 B) 3.7 C) 1.2 D) 2.8 E) 3.5 - Answer E A continuous data sample is collected fr