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Pages: 23 (7423 words) Published: May 7, 2011
Certified Sixsigma Greenbelt Handbook Practice Questions
(Selected from the past ASQ Exam questions and Study guide to match the BOK and Cognitive levels)

1. The following is a sample data set. 10 8 8 6 5 What is the variance of this data set? a. 3.0 b. 3.8 c. 7.3 d. 7.4 Ref: CCT Study Guide Q7 2. An auditor should use a histogram in a quality audit to do which of the following? a) b) c) d) Provide objective evidence that the auditee uses statistical process control (SPC) Expose patterns that are normally difficult to detect Interpret data for a trend chart Create a stratified tally diagram

Ref: CBA Study Guide Q2 3. Comparing how a process is actually performed against the documented work instruction for that process is an example of which of the following techniques? a. b. c. d. Quantitative Qualitative Statistical Random sampling

Ref: CBA Study Guide Q4 4. Attribute sampling should be used when a. b. c. d. the data are measurements in metric units. a yes-or-no decision is to be made. the population has variability. a multi-stage sampling plan is needed.

Ref: CHA Study Guide Q10. 5. Scatter diagrams are best described as a. histograms. b. correlation analysis. c. Pareto analysis. d. Ishikawa diagrams. Ref: CMQOE Study Guide Q9

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Certified Sixsigma Greenbelt Handbook Practice Questions
(Selected from the past ASQ Exam questions and Study guide to match the BOK and Cognitive levels)

6. In which of the following diagrams does the input variable X have the highest positive correlation with the output variable Y?

Ref: CMQOE Study Guide Q13 8. If data are plotted over time, the resulting chart will be a (A) run chart (B) histogram (C) Pareto chart (D) Poisson distribution Ref: Detailed CMQOE Study Guide Q5 9. To determine who are or might be customers for a specific process, it would be most useful to create a (A) Pareto chart (B) flow diagram (C) cause and effect diagram (D) scatter diagram Ref: Detailed CMQOE Study Guide Q13 10. A production line uses signs at specific points on the line to indicate when components or raw materials need to be replenished. This practice is an example of (A) kanban (B) poka-yoke (C) checkpoints (D) hoshin Ref: Detailed CMQOE Study Guide Q16

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Certified Sixsigma Greenbelt Handbook Practice Questions
(Selected from the past ASQ Exam questions and Study guide to match the BOK and Cognitive levels)

11. Which of the following is a good tool for planning cycletime reduction and concurrent operations? (A) A timeline (B) A Pareto diagram (C) An X and R chart (D) A PERT chart Ref: Detailed CMQOE Study Guide Q23 12. Attribute and variable data are best described as which of the following? Attribute Variable (A) Counted values Measured values (B) Counted values Visual features (C) Measured values Counted values (D) Visual features Counted values Ref: Detailed CMQOE Study Guide Q28 13. All of the following are common ways for people to react to conflict EXCEPT (A) competing (B) collaborating (C) avoiding (D) sabotaging Ref: Detailed CMQOE Study Guide Q29 14. A quality manager has chosen to survey customer satisfaction by taking samples based on the categories of frequency of use, categories of use, and demographics. This technique is known as (A) random sampling (B) data collection (C) stratification (D) customer classification Ref: Detailed CMQOE Study Guide Q50 15. Which of the following actions is NOT used to reduce process cycle time? (A) Analyzing current processes (B) Reducing queue times (C) Setting priorities (D) Implementing activity-based costing Ref: Detailed CMQOE Study Guide Q59 16. A company’ s accounts payable department is trying to reduce the time between receipt and payment of invoices and has recently completed a flowchart. Which of the following tools would be the best for them to use next? (A) Fishbone diagram (B) Scatter diagram (C) Box and whisker plot Page 3 of 32

Certified Sixsigma Greenbelt Handbook Practice Questions...