Weegy: Please clarify your query.. User: Sales of "After Market" Turbo designed for European sports car engines are as follows for fa five year period starting from year 1:450, 495, 518, 563, 584. The sales manager had predicted prior to year i that sales would be 410 turbo.
Using exponential smoothing with a weight of alpha =0.60
a) for what years can forecasts be developed
b) Develop forecasts for these years (More)