100% Free CSSBB Practice Exam Questions and Answers

Stay Ahead with Latest CSSBB Six Sigma Black Belt Practice Test Questions 2026

Page: 1 / 61

Total 303 Questions | Updated On: Oct 25, 2026

Add To Cart

Question 1

For the data shown here which statement(s) are true? (Note: There are 2 correct answers).

A : With 95% confidence, we cannot conclude if the samples are from three Normal Distributions.

B : With greater than 95% confidence, we conclude the samples are from Non-normal Distributions.

C : If we wanted to compare the Central Tendencies of these three samples we would use the one way ANOVA test.

D : If we wanted to compare the Central Tendencies of these three samples we could use Mood’s Median test.

Answer: B,D

Question 2

Which statement is NOT correct about the Fitted Line Plot shown here?

A : The independent variable is the reactant

B : If the reactant was 10 units, with 95% confidence we would expect a minimum yield of 148 units

C : With at least 95% confidence, we can expect less than 10 units of Yield when the reactant is at a value of 1

D : A reactant value between 6 and 8 units yields around 40 to 60

E : When the reactant increases, the expected yield would increase

Answer: D

Question 3

Which statement(s) are incorrect about Fractional Factorial Designs?

A : A Half Fractional Design for 5 factors has the same number of experimental runs as a Full Factorial Design for 4 factors assuming no repeats or replicates or Center Points

B : Quarter Fractional experiments can exist for those with 4 factors

C : Resolution V design is desired while controlling costs of experimentation

D : Half Fractional experiments do not exist for those designs with only 2 factors

Answer: C

Question 4

The English words used for the 5S’s are Sorting, Straightening, _____________ , __________ and Sustaining. (Note: There are 2 correct answers).

A : Shaping

B : Shining

C : Standardizing

D : Signing

Answer: B,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?

A : Y = Z(X2)

B : Y = f(X3)

C : Y = f(Xn)

D : Y = g(X+ 1.5)

Answer: C

Page: 1 / 61

Total 303 Questions | Updated On: Oct 25, 2026

Add To Cart