3Brush up on your Black Belt testing skills with this handy study guide, updated to adhere to the 2022 ASQ Certified Six Sigma Black Belt (CSSBB) Body of Knowledge (BoK). It is a valuable resource for candidates preparing for the ASQ CSSBB examination and is best used in combination with The ASQ Certfied Six Sigma Black Belt Handbook, Fourth Edition. These questions have been written to reflect current testing standards, and all include detailed solutions and BoK references for further review of the material.