Six Sigma Six Sigma Certifications CLSSBB Questions & Answers

• Question 441:

  Calculate the interaction effect

  

  A. 1.5

  B. 205

  C.

  Correct Answer: C

• Question 442:

  

  This experimental design is an example of:

  A. full factorial

  B. half fractional factorial

  C. fractional factorial

  D. ANOVA design

  Correct Answer: A

• Question 443:

  Intuitively, which factor A or B seems most likely to be significant?

  

  A. A

  B. B

  C. C

  D. neither

  E. both about equally significant

  Correct Answer: A

• Question 444:

  The preferred method for determining statistically whether factor A or B is significant requires what additional information?

  

  A. value of noise factors

  B. values of responses in replicate runs

  C. number of repetitions

  D. ambient conditions during the experiment

  E. blocking pattern

  Correct Answer: B

• Question 445:

  Calculate the main effect of factor A (i. e. A+ ?A?).

  

  A. 46

  B. 129

  C. 83

  D. ?6

  E. none of the above

  Correct Answer: E

• Question 446:

  The following data were collected on the diameters of turned shafts: 2.506 2.508 2.505 2.505. These values are: I. Attribute data II. Discrete data III. Variables data IV. Continuous data

  A. I and II A stable, normally distributed process with specification 3.50 .03 has = = .016. What percent of the production violates specification?

  B. I only

  C. II only

  D. I and IV

  E. III and IV

  Correct Answer: E

• Question 447:

  Find Cp and Cpk.

  A. 1.21 and .85

  B. .85 and 1.21

  C. .35 and .63

  D. .63 and .42

  E. none of the above

  Correct Answer: D

• Question 448:

  A stable, normally distributed process with specification 3.50 .03 has = 3.51 and = .016. What percent of the production violates specification?

  A. 16.43%

  B. 12.62%

  C. 18.58%

  D. 11.18%

  Correct Answer: D

• Question 449:

  The principle disadvantage of fractional factorial experiments is that:

  A. experimental error is high

  B. robustness is compromised

  C. effects are confounded

  D. measurements are less precise

  E. analysis is more difficult

  Correct Answer: C

• Question 450:

  In a resolution III fractional factorial experimental design, main effects are confounded with:

  A. one factor interactions

  B. two factor and higher interactions

  C. three factor and higher interactions

  D. no other effects

  Correct Answer: B