Six Sigma Black Belt

With over 100 Questions the Six Sigma Black Belt app is the best way to prepare for your Six Sigma Black Belt exam. Unlike the other apps, Six Sigma Black Belt offers unlimited quiz retakes. The app offers the following features: - Configure the number of questions you want per test. - Set yourself a time limit to answer the questions. - Review wrong answers and see correct answers where you've made mistakes. - View feedback on your practice test scores. - Browse the question and answer bank in study mode.