local or shared file effectively? Support your argument ensure they manage with examples. (7.5) Q-2b: Irfan is the production manager at a company that manufactures water coolers. Irfan needs a demand forecast for the next few years to help decide whether to add new production capacity. The company's sales history (in thousands of units) is shown in the table below. Use exponential smoothing with trend adjustment, to forecast demand for period 7. The initial forecast for period 1 was 10 units; the initial estimate of trend was 0. The smoothing constants are a = .4 and B = .30. (7.5) Year Demand 13 1 2 16 15 3 4 5 15 19 21 6