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Question 1

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

CThe Residuals from MLR analysis have to be Normally Distributed

DMLR is conducted based on a deliberate form of experimentation

EIt is not possible to evaluate interactions in a MLR analysis

Answer : D

Question 2

Special Cause Variation falls into which two categories?

ANatural & Unnatural

BShort Term & Long Term

CAssignable & Pattern

DAttribute & Discreet

Answer : C

Question 3

Common and Special Cause ______________ are the focus of Statistical Process Control.

APrediction

BIdeation

CCapability

DVariation

Answer : D

Question 4

On a _________________ one can see a pattern from the graphed points such that conclusions can be drawn about the largest family of Variation.

AMulti-Vari Chart

BWeighted Scale

CX-Y Matrix

DPoisson Chart

Answer : A

Question 5

Early in a project a Belt will want to begin to identify and evaluate risk factors for the subject process and will therefore begin building a(n) ______________.

ASIPOC

BFMEA

CBusiness Case

DTeam charter

Answer : B

Question 6

When a Belt decides to use written procedures and visual controls to improve the consistency of the tasks that must occur in the process he is improving he has utilized the _________________ activity of 5S.

ASustaining

BSorting

CStandardizing

DStraightening

Answer : C

Question 7

Which of these graphs demonstrates conditions which would be sufficient to enable OCAP for the process?

AXbar Chart

BTime Series Chart

CNeither

DBoth

Answer : A

IASSC Certified Lean Six Sigma Black Belt ICBB Exam Questions