1. If your manager asked you the differences between time series forecasting models and regression-based forecasting models, what would you tell him/her?

2. What do you see as some of the organizational changes that have occurred as quality has matured into thetwenty-first century?

3. From the 10 managerial roles provided by Mintzberg, choose three or four that you consider most important for the first-line manager, and explain your selection. Repeat for middle-level and top managers.