QUESTION 12 Which is true when comparing mean error to MSE (select only one)? O a Mean error can measure bias; MSE cannot. b. Mean error emphasizes the error from time periods where the error magnitude is most severe. c. Mean error is appropriate when a weighted error measure is desired. O d. Smoothing coefficients can be optimized using MSE they cannot be optimized using mean error. QUESTION 13 Dependent demand is: O a. The amount of product demanded (by time and location) by the end-user customer of the supply chain O b.Demand for the component parts that go into a product O c. Demand that that is a consequence of the demand for something else Od. Internal corporate indirect demand QUESTION 14 A demand (sales) forecast is (select all the apply): O a. A projection into the future of expected demand given a stated set of environmental conditions b. An operational plan (production plans, procurement plans, distribution plans) O c. A sales target (sales goals designed to motivate marketing & sales personnel) QUESTION 15 When the bullwhip effect is a problem, it will result in the most unnecessary safety stock being located at the supplier nearest the ultimate cunsomer in the supply chain. O True O False QUESTION 16 A forecast is optimal if all pattern has been discovered and the only error comes from the noise term. O True O False