Six Sigma Black Belt Study Guide: Six Sigma Black Belt Exam Prep Secrets, Practice Test Question Book, Detailed Answer Explanations: [Updated for the Third Edition Handbook]

by Mometrix Test Preparation Paperback details (USA). ISBN: 978-1-5167-1246-5 ISBN-10: 1-5167-1246-3 Mometrix Media LLC · 2. January 2020