Six Sigma LSSYB Online Practice Questions and Exam Preparation

Six Sigma LSSYB Online Questions & Answers

• Question 271:

  Six Sigma is a business-driven, multi-dimensional structured approach to:

  A. Reducing process variability
  B. Increasing customer satisfaction
  C. Lowering Defects
  D. Improving Processes
  E. all of the above
  E. all of the above

• Question 272:

  What is the recommended tool when multiple improvements are being evaluated?

  A. Control Plan
  B. Implementation Plan
  C. X-Y Matrix
  D. FMEA
  A. Control Plan

• Question 273:

  Multiple Linear Regressions (MLR) is best used when which of these are applicable?

  A. We assume that the X's are independent of each other
  B. Preventing the use of a Designed Experiment if unnecessary
  C. Relationships between Y (output) and more than one X (Input)
  D. All of the above
  D. All of the above

• Question 274:

  The data set is having 100 values of effort variance in % for different project releases, indicate what type of distributions would be suited for understanding the process behavior.

  A. Poison
  B. Binomial
  C. Normal
  D. Exponential
  C. Normal

• Question 275:

  A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt's effort requiring that the average cost of an internal critical raw material component be less than or equal to $4,200 in order to stay within budget. Using a sample of 35 first article components, a Mean of the new product upgrade price of $4,060, and a Standard Deviation of $98 was estimated. The Alternative Hypothesis in the above example is?

  A. The Standard Deviation is equal to $300.
  B. The Mean is less than $4,320.
  C. The Mean is equal to $4,060.
  D. The Mean is greater than $ 4,200.
  D. The Mean is greater than $ 4,200.

• Question 276:

  Skewed, or Mixed, Distributions occur when data comes from several sources that are supposed to be the same yet are not.

  A. True
  B. False
  A. True

• Question 277:

  If an experiment has 5 factors and no replicates for a 2-level Experimental Design with 16 experimental runs which statement is incorrect?

  A. The Experimental Design is half-fractional
  B. The Main Effects are confounded with only 4-way interactions
  C. The Main Effects for the 5 factors are not aliased or confounded but the 2-way interactions are confounded with the 3-way interactions
  D. The experiment has 8 experimental runs with the first factor at the high level
  C. The Main Effects for the 5 factors are not aliased or confounded but the 2-way interactions are confounded with the 3-way interactions

• Question 278:

  Voice of Customer is:

  A. A table to collect raw voices of Customers
  B. A software tool to automatically update customer feedbacks
  C. First used in Measure phase
  D. All of the above
  A. A table to collect raw voices of Customers

• Question 279:

  As we attempt to find a commonality of terms to assess the performance of a broad range of processes we use a key metric called the DPMO which stands for __________________________?

  A. Delayed production metrics output
  B. Defects by management oversight
  C. Defects per million opportunities
  D. Developed production management oversight
  C. Defects per million opportunities

• Question 280:

  Contingency Tables are used to perform which of these functions?

  A. Illustrate one-tail proportions
  B. Analyze the "what if" scenario
  C. Contrast the Outliers under the tail
  D. Compare more than two sample proportions with each other
  D. Compare more than two sample proportions with each other