Question 1

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. Select the answer that best states the Practical Problem.

Options :

A : If the average cost per component is $4,200 or less, then the purchase manager will introduce the new product upgrade with new components.

B : If the average cost per component is greater than $4,200, then the purchase manager will introduce the new product upgrade with new components.

C : Only if the average cost per product upgrade is $4,060, will the purchase manager introduce new product upgrades with new components.

D : If the average cost per new product upgrade is less than $180, then the purchase manager will introduce the new product upgrade with new components.

Answer: C

Question 2

Which statement(s) are incorrect for the Regression Analysis shown here?(Note:There are 2 correct answers).

Options :

A : The air-fuel ratio explains most of the TurbineOutput variation

B : The Regression explains over 98% of the process variation

C : This Multiple Linear Regression has three statistically significant independent variables

D : If the air-fuel ratio increases by 1, the TurbineOutput more than triples

E : The SteamExitTemp explains the most variation of the TurbineOutput

Answer: A,D

Question 3

Relative to a Design of Experiments the term ________________ refers to variables being a linear combination of each other.

Options :

A : Mirror Image

B : Directly Parallel

C : Collinear

D : None of the above

Answer: C

Question 4

Which of the items listed do not define what an X-Y Diagram is?

Options :

A : Created for every project

B : Based on team-s collective opinions

C : Updated whenever a parameter is changed

D : Used to show each step in a process

E : A living document throughout project lifecycle

Answer: D

Question 5

Following the completion of a LSS project the Belt not only creates a Control Plan he also develops a _____________ so those involved in the process know what to do when the critical metrics move out of spec.

Options :

A : Response Plan

B : Call List

C : Chain-of-Command

D : Defect Analysis Plan

Answer: A

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