Question: do it by HAND ...no excel solve entire question correctly and get positive feedback. problems of production and operation management. Historical data of productions of

do it by HAND ...no excel solve entire question correctly and get positive feedback. problems of production and operation management.
Historical data of productions of a factory is given below: Applying Exponential Smoothing method find out the forecasted values for each year taking smoothing constant =0.2 and 0.5. Calculate Mean Absolute Percent Error (MAPE) of forecasting and comment on suitability of selection ofStep by Step Solution
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