given data in both cases of (a) By using Exponential Smoothing calculate the forecast tonnage in quarter 9, the Mean Absolute Deviations (MAD) and the Mean Squared Error (MSE) for the above a 0.1 and a 0.5 in 8 quarters [10 Marks] (b) Deduce the Mean Absolute Percentage Error (MAPE) in both cases ofa=0.1 and a=0.5 for 8 quarters [10 Marks] (c) Through a comparative summary table and graph which Smoothing Factor will give the optimal forecasting and why? [5 Marks] 4. After Operations Facilities have been located and acquired, it is cardinal that Operation systems and processes are designed for implementation. (a) Mention and briefly describe Seven (7) decision areas which the Operations Manager needs to take into consideration when designing the Operations Processes and Systems oxy allesonest [8 Marks] (b) State and briefly elucidate Three (3) Parameters that guide the Classifying of Operating Systems and Processes, by also explaining the salient factors that fall under these Three (3) Classifier guiders must focus messutom 7 Marks] (c) State and explain Five (5) Classifications of Operating Systems that are mainly employed in the transformations of inputs into outputs (Raw Materials to Products). Explain key issues that dictate the differences in these Five (5) Classifications of Operating Systems. State the pros and Cons of these Operating Systems -Bader Prasses / Sytems [10 Marks] Job Recesses Project system |-| *Syste -flowline) lystent + cortison processing System THE END OF TEST 18