Lean Six Sigma Black Belt Practice Exam — All Questions

Which document formally authorizes a Six Sigma project and defines its scope, goal, and team?

• a.Control chart
• b.Project charter✓
• c.Control plan
• d.Gage R&R report

The project charter authorizes the project and defines scope, goals, and roles.

A SIPOC diagram maps:

• a.Only defects
• b.Suppliers, Inputs, Process, Outputs, and Customers✓
• c.Only control limits
• d.Only costs

SIPOC gives a high-level view of Suppliers, Inputs, Process, Outputs, and Customers.

'Voice of the Customer' (VOC) is used primarily to:

• a.Compute DPMO
• b.Identify Critical-to-Quality (CTQ) requirements✓
• c.Run a hypothesis test
• d.Set the control limits

VOC is translated into measurable CTQ requirements.

A Black Belt's role typically includes:

• a.Approving budgets only
• b.Leading projects and mentoring Green Belts✓
• c.Only data entry
• d.Auditing finances

Black Belts lead improvement projects and coach Green Belts.