Six Sigma LSSYB Online Practice Questions and Exam Preparation

Six Sigma LSSYB Online Questions & Answers

• Question 11:

  If a Six Sigma project was to reduce repair station inventory and the team found the inventory was creeping up over time which Lean tools should be considered in the Control Phase to reestablish and sustain the project success?

  A. Review the Visual Factory to assure inventory in excess of desired visible
  B. Improve the lighting to assure adequate visibility
  C. Analyze data from supplier deliveries
  D. Reword the standardized work instructions to use active verbs and not passive phrases
  A. Review the Visual Factory to assure inventory in excess of desired visible

• Question 12:

  Which graphical tool is used to display the relative frequency of the number of times a measured item falls within a certain cell size?

  A. Time Series Plot
  B. Scatter Plot
  C. Box Plot
  D. Histogram
  A. Time Series Plot

• Question 13:

  Which best describes the purpose of Six Sigma?

  A. Reduce Value Added Steps
  B. Reduce Variation in processes
  C. Reduce Non-Value Added Steps
  D. Reduce customer requirements
  B. Reduce Variation in processes

• Question 14:

  The Control Plan is the road map to sustaining the improvements made through the Lean Six Sigma project and should therefore involve keeping the __________ up to date as a means of supporting the Response Plan.

  A. X-Y Diagram
  B. Shewhart Chart
  C. FMEA
  D. Customer Service Plan
  C. FMEA

• Question 15:

  The X bar chart ensures that the _____ of the process is in control whereas the S chart monitors the _____.

  A. mean, median
  B. mean, mode
  C. media, mode
  D. mean, standard deviation
  D. mean, standard deviation

• Question 16:

  A Belt experienced an Alpha of .05 and a Beta of .10 and knew these are the most common risk levels when running a Statistical test.

  A. True
  B. False
  A. True

• Question 17:

  A Lean Principle that states the process of eliminating waste is a continual process requiring one to always be on the lookout for ways to reduce the seven elements of waste is known as ____________ .

  A. Kaizen
  B. Ishikawa
  C. Kanban
  D. Muda
  A. Kaizen

• Question 18:

  Which of the following statements is/are true for a normal distribution?

  A. the mean, the median and the mode are equal
  B. 50% of values lie within one standard deviation of the mean
  C. it can be described in terms of mean and its standard deviation
  D. the standard deviation is equal to the variation
  A. the mean, the median and the mode are equal

• Question 19:

  As a Belt created a Process Map he realized there were multiple departments involved in this process so he added a feature to the map called ______________.

  A. Passing Lanes
  B. Swim Lanes
  C. Department Dividers
  D. Responsibility Paths
  B. Swim Lanes

• Question 20:

  What is the outcome of Hypothesis Testing, where P Value > = 0.05?

  A. Accept Alternate Hypothesis
  B. Reject Null
  C. Accept Null Hypothesis
  D. Data is normal
  C. Accept Null Hypothesis