1. Both time series and causal forecasting assume that the past relationship between demand and the independent variable(s) will continue on into the future. True False 2. Demand and sales are not alw1. Both time series and causal forecasting assume that the past relationship between demand and the independent variable(s) will continue on into the future. True False 2. Demand and sales are not always the same due to constraints such as capacity and other management decisions and policies; however, demand forecasts can be obtained using past sales data. True False 3. Forecasting is predicting the future; therefore, it is not concerned at all with the past. True False 4. Forecasts affect planning but not the other management functions. True False 5. If a forecast can be made using a quantitative model, a forecaster need not use her personal opinion or subjective judgment anymore. True False 6. In historical analogy, the product life cycle of an existing, similar product is used as the basis in forecasting the demand for a new product True False 7. In market survey, the present buying behavior and future purchasing plans of existing and potential customers are used to forecast demand. True False 8. In the Delphi technique, the members of the panel of experts don't meet and discuss, yet they must reach a certain level of agreement in their forecasts. True False 9. In the sales force composite method, all the sales agents of the organization meet together to discuss until they agree on a common demand forecast. True False 10. Medium-term forecasts are used for making medium- term decisions related to planning for new products, capital expenditures, facility location or expansion, and research and development. True False 11. Medium-term forecasts are used for making medium- term decisions related to planning for new products, capital expenditures, facility location or expansion , and research and development. True False 12. Qualitative or judgmental forecasting models may use quantitative data. True False 13. Quantitative forecasting should be preferred over qualitative forecasting since they involve computations and are, therefore, more accurate. True False 14. Since economic and technological forecasts are beyond the expertise of an operations manager, he should not be concerned about them anymore. True False 15. Through forecasting, organizations attempt to adapt to or change the future as predicted through planning. True False