The table below shows the demand for a particular brand of fax machine in a department store in each of the last nine months. Month 1 3 4 5 6 8 9 Demand 10 12 13 17 15 19 20 21 20 Calculate the three months moving average for month three to nine. What would be your forecast for the demand in month ten? (1) (ii) Apply exponential smoothing average with a smoothing constant 0,3 to derive a lbreeast for the demand in month ten. (il) Which of the two forecasts for month ten do you profer and why?

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A: Solution: As per the guidelines only first three sub parts should be answered.