a)Forecast demand for each week, including week 10, using exponential smoothing with a=0.60 (initial forecast=19.0)

b)Compute the MAD

c)Compute the tracking signal

Sales of tablet computers at Ted Glickman's electronics store in Washington, D.C., over the past 10 weeks are shown in the table below: Week Demand 1 19 2 21 3 27 4 38 5 25 6 28 7 35 8 22 9 26 10 29 a) The forecast for weeks 2 through 10 using exponential smoothing with a = 0.60 and a week 1 initial forecast of 19.0 are (round your responses to two decimal places): Week 1 2 Demand 19 21 Forecast 19.0 0 3 27 0 4 38 0 5 25 0 6 28 0 7 35 0 8 22 0 9 26 0 10 29 0