Six Sigma CLSSYB Online Practice Questions and Exam Preparation

Six Sigma CLSSYB Online Questions & Answers

• Question 71:

  In the expression Y = f(Xn) Y, the output, is the ___________ variable and Xn, the inputs, are the __________ variables.

  A. Independent, dependent
  B. Individual, multiple
  C. Sole, multiple
  D. Dependent, independent
  D. Dependent, independent

• Question 72:

  Sally and Sara sell flower pots at their garage sale. Sally motivates Sara mentioning that they will sell a minimum of 15 pots per day if the outside temperature exceeds 60?F. From a sample, whose population is assumed to follow a Normal Distribution, taken for 30 days at 60 degrees or more an average of 13.6 pots per day were sold with a Standard Deviation of 0.7 pots. For the sales accomplished above, what test would validate if they met their requirements?

  A. F Test
  B. Test for Equal Variance
  C. Chi Square Test
  D. One-Sample t-Test
  D. One-Sample t-Test

• Question 73:

  Training cost is $3,000 and a project required an initial investment of $12,000. If the project yields monthly savings of $1,800 beginning after 3 months, what is the payback period in months (before money costs and taxes)?

  A. 4.17
  B. 8.33
  C. 11.33
  D. 28.28
  C. 11.33

• Question 74:

  When a Belt properly analyzes the results of an experiment he must examine the Residuals in expectation of finding all of the following except _____.

  A. Some Residuals higher than others
  B. Some Residuals lower than others
  C. All Residuals within 2 Standard Deviations of the Mean
  D. Residuals will represent a Linear Regression
  D. Residuals will represent a Linear Regression

• Question 75:

  In Control chart interpretations, how many business rules (Shewart Rule's) will be used to interpret for stable process.

  A. 5 Rules
  B. 7 Rules
  C. 6 Rules
  D. 8 Rules
  B. 7 Rules

• Question 76:

  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 $3,600 in order to stay within budget. Using a sample of 42 first article components, a Mean of the new product upgrade price of $3,200 and a Standard Deviation of $180 was estimated. Based on the data provided, the Z value for the data assuming a Normal Distribution is?

  A. 1.11
  B. 2.22
  C. 4.30
  D. 5.42
  B. 2.22

• Question 77:

  Box Plot Graph is used to _____.

  A. Identify outliers
  B. Differentiate before and after Improvements
  C. It is suited for time ordered data and parametric distribution.
  D. A and C only
  D. A and C only

• Question 78:

  "If P value is >=0.5, then the process is said to be Normal" ?Indicate what type of statistics is being used?

  A. Descriptive
  B. Inferential
  C. Expression
  D. None of the above
  B. Inferential

• Question 79:

  The Graph which helps to identify and prioritize problems to be solved:

  A. Control Chart
  B. Histogram Chart
  C. Fish Bone Graph
  D. Pareto Chart
  D. Pareto Chart

• Question 80:

  In your project, Review effort (hrs, X) and defect rate (no. of defects per hour, Y) show a negative correlation. It means:

  A. As Defect rate increases, Review effort also increases
  B. Negative correlation does not infer any relationship between Review effort and defect Factors
  C. As Defect Rate decreases, Review effort also decreases
  D. As Defect Rate increases, Review Effort Hrs decreases
  D. As Defect Rate increases, Review Effort Hrs decreases