Exam style questions across every CSSBB domain
Last Update 3 days ago
Total Questions : 285
Start with our free CSSBB practice questions, carefully crafted to mirror the domains, phrasing, and difficulty of the real Six Sigma Black Belt exam. Each CSSBB exam question comes with a detailed rationale that explains not just which answer is correct but why the others fall short. That's how concepts stick. Use the free set to benchmark yourself: identify your ASQ weak domains, see where you're losing marks, and build a focused study plan in minutes.
Which of the following documents is intended to keep an improved process in place, prevent process tampering, and transfer ownership to the people who will use the new process?
The engineering specification for a new circular part is 25 mm ± 1 mm. The distribution of part measurements is assumed to be normal, with 99.73% of the parts meeting the specification. For a sample size of 36, what process control limits should be used for the sample means?
In hypothesis testing, if α = 0.05 and β = 0.10, what is the power of the test?
When team members are satisfied with the team’s progress and have close attachments to one another, the team is typically at what stage of development?
Which of the following terms is defined as the ratio of value-added time to total lead time?
When a Six Sigma project sponsor uses a gate review checklist during the Control Phase, which of the following pairs of items should be on the checklist?
A Black Belt is testing the wear of two different brands of tires to be purchased for a truck fleet. Ten trucks have two tires of each type installed. The trucks are driven for 20,000 miles with tire rotation every 5,000 miles. Which of the following tests should the Black Belt use to assess the results of the wear test?
Who is responsible for sustaining a Six Sigma project's benefits once the project is completed?
Rank in order, from first to last, the sequence of steps a team should take to build a house of quality.
Develop a relationship matrix
Identify the technical requirements
Capture the voice of the customer
Determine the target values
