GAQM CLSSBB-001 Exam Questions Instant Access

Question 1

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?

AReview the Visual Factory to assure inventory in excess of desired visible

BImprove the lighting to assure adequate visibility

CAnalyze data from supplier deliveries

DReword the standardized work instructions to use active verbs and not passive phrases

Answer : A

Question 2

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 60o 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. The statistical Degrees of Freedom for this example are?

B29

C30

D31

Answer : B

Question 3

Which statement(s) are correct about the Factorial Plot shown here? (Note: There are 3 correct answers).

AWhen the cutting speed increased from low to high level, the tool age increases

BThe coefficient of the metal hardness is positively related to the output of tool age

CThe coded coefficient is lower for cutting speed than the cutting angle related to the output of tool age

DThese plots prove a statistically significance factor with 95% confidence

EThese plots are an example of interaction plots

Answer : A, B, C

Question 4

A valid Multiple Linear Regression (MLR) is characterized by all of these except _______________________.

AIt is an assumption that the X's (inputs) are not correlated to each other

BThe X's (inputs) are assumed to be independent of each other

CMLR is conducted based on a deliberate form of experimentation

DThe Residuals from MLR analysis have to be Normally Distributed

Answer : C

Question 5

One of the foundations of Lean Six Sigma is the concept that the output of a process (Y) is influenced by the process inputs (X's) and is commonly shown as which formula?

AY = Z(X2)

BY = f(X3)

CY = f(Xn)

DY = g(X+ 1.5)

Answer : C

Question 6

If the results from a Hypothesis Test are located in the "Region of Doubt" area, what can be concluded?

ARejection of the Alpha

BWe fail to reject the Null Hypothesis

CThe test was conducted improperly

DWe reject the Null Hypothesis

Answer : D

Question 7

A Full Factorial experiment using a 2 level 4 factor approach has been proposed to test the viability of an extrusion machine experiment. How many treatment combinations will this approach involve?

B16

C32

D64

Answer : B

GAQM Certified Lean Six Sigma Black Belt CLSSBB-001 Exam Questions