21. Regression Analysis is a forecasting technique that assumes that demand in the next period is not equal to the demand in the most recent period. - True - False 20. In most organizations, the vendor selection process is: - Always fair - Always driven by the lowest costs - Seldom driven by social and political considerations - All of these - None of these 19. Ignoring a Learning Curve will evidence itself as: - Scheduling mismatch leading to idle labor and production facilities. - Refusal to accept new orders because of the assumed lack of capacity. - Missing an opportunity to negotiate with suppliers for lower purchase price (quantity discount). - All of these - None of these 22. Forecasting in the Service Sector requires good, long demand records - True - False