Question 1

If the data displayed in a Histogram displays two peaks the distribution would likely be _____________.

Options :

A : Transformed

B : Multi-skewed

C : Bi-attribute

D : Bimodal

Answer: D

Question 2

The reason(s) for not marking the customer Specification Limits (SL) on a Control Chart is which of these? (Note: There are 4 correct answers).

Options :

A : Process control teams should not control a process based on SLs

B : Displaying the SLs on a Control Chart sends a wrong signal toward process control

C : Marking the SLs on a Control Chart is against the principle of charting

D : By marking the SLs, one can confuse the operator as to what limits are critical

E : By using mere Control Limits the process only needs to be in Statistical Control

Answer: A,B,D

Question 3

When creating a Cause and Effect Diagram the team needs to continually broaden their view as well as drill down until they identify all the potential ______________ impacting their process.

Options :

A : Line operators

B : Root Causes

C : Inventory issues

D : Customer requests

Answer: B

Question 4

Multiple Linear Regressions (MLR) is best used when which of these are applicable? (Note: There are 3 correct answers).

Options :

A : Non-linear relationships between the inputs X-s and output Y

B : Uncertainty in the slope of the linear relationship between an X and a Y

C : Relationships between Y (output) and more than one X (Input)

D : Preventing the use of a Designed Experiment if unnecessary

E : We assume that the X-s are independent of each other

Answer: A,C,D

Question 5

Cost of Poor Quality (COPQ) can be classified as Tangible (Visible) Costs and Hidden Costs.

Options :

A : True

B : False

Answer: A

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