Six Sigma CLSSYB Online Practice Questions and Exam Preparation

Six Sigma CLSSYB Online Questions & Answers

• Question 171:

  The Standard Deviation for the distribution of Means is called the _____ and approaches zero as the sample size reaches 30.

  A. Standard Error
  B. Mean Deviation
  C. Mean Spread
  D. Mean Error
  A. Standard Error

• Question 172:

  The ROI for a project is a measurement metric that stands for Return on Investment and is one of the methods used to measure the success of a Lean Six Sigma project.

  A. True
  B. False
  A. True

• Question 173:

  Which of the following would likely be a CTQ (Critical-to-Quality) for the purchase of a service?

  A. Documentation is clear
  B. Was timely in delivery
  C. Required no redo
  D. All of these answers are correct
  D. All of these answers are correct

• Question 174:

  In order to properly draft a Process Map at the start of a project we are told to __________________ from beginning to the end.

  A. Interview the line operators
  B. Walk the process
  C. Chat with supervisors
  D. Check the repair stations
  B. Walk the process

• Question 175:

  According to a manager it takes an average weekday commute of 39 minutes with a Standard Deviation of 7 minutes for the employees to get to work when they use their personal vehicles for their office commute while management set a policy of not more than 40 minutes for their daily one-way commute. A survey conducted one day on 70 employees showed an average of 34 minutes commuting time using the metro public transportation system with a Standard Deviation of 21 minutes. For the employees choosing to increase their chances to come on time using personal transportation their variation should be reduced to _____?

  A. 1 minute
  B. 6 minutes
  C. 3.5 minutes
  D. Eliminate it to 0.0 minutes
  C. 3.5 minutes

• Question 176:

  Which of the following are needed to calculate the process capability index, Cp?

  A. The specification limits and the Mean
  B. The specification limits and ^ (Sigma Cap)
  C. The process Mean and ^ (Sigma Cap)
  D. The upper and lower specification limits
  D. The upper and lower specification limits

• Question 177:

  The Control Chart would help us to determine whether the process is:

  A. Stable
  B. Capable
  C. Correlation
  D. Prediction
  A. Stable

• Question 178:

  When a process has proven itself to function at a Six Sigma level this means there are less than ________ defects per million opportunities.

  A. 1.7
  B. 2.6
  C. 3.4
  D. 10
  C. 3.4

• Question 179:

  What is the Probability value of the area under the curve between -1.0 and -2.0 Standard deviation units in Normal Distribution?

  A. 0.3413
  B. 0.4772
  C. 0.1359
  D. 0.8185
  C. 0.1359

• Question 180:

  Which statement is incorrect about Fractional Factorial Designs?

  A. A Half Fractional Design for 5 factors has the same number of experimental runs as a Full Factorial Design for 4 factors assuming no repeats or replicates or Center Points
  B. Quarter Fractional experiments can exist for those with 4 factors
  C. Resolution V design is desired while controlling costs of experimentation
  D. Half Fractional experiments do not exist for those designs with only 2 factors
  C. Resolution V design is desired while controlling costs of experimentation