Lean Six Sigma Green Belt Sample Paper: Improve 1. Please refer to the Pugh Matrix in Table 5 . Based on this Pugh matrix, which alternative solution is optimum? Solution B Solution A Solution D Solution C2. Green Belt wants to ascertain whether % defects post improvement has reduced. What is the most appropriate hypothesis test that the GB should carry out? Consider the sample size to be large 2‐proportion test ANOVA F-test 2‐ sample t test3. Which technique can be used to generate alternative solutions? Benchmarking Control Charts Attribute Agreement Analysis Pugh Matrix4. Pilot is important because It helps us understand risks Validate expected results Facilitates buy in All of the above5. A supervisor wants to compare the % defectives of two teams. Which hypothesis test should he use? Chi square test Bartlett’s test 2-proportion test 2-variance test6. Which of the following is a method of relying on a panel of experts to anonymously select their responses using a secret ballot process? Nominal Group Technique Multi‐voting Delphi Technique Pugh Matrix7. If there are three factors, 2 levels of each factor, how many unique combinations are possible for experimentation? 9 6 8 58. To check whether Y has improved, we may compare before and after performance using: Sigma Level Cp, Cpk (continuous data) Hypothesis Testing All of the aboveTime is Up!