B) For the forecast developed using exponential smoothing(=0.50) and initial forecast (21.0), the MAD = _ sales (round your response to two decimal places).

C)) For the forecast developed using exponential smoothing (=0.50and initial forecast 21.0), the tracking signal = _round your response to two decimal places).

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 1 2 3 4 5 6 7 8 9 10 Demand 19 21 28 38 24 30 36 22 26 28 a) The forecast for weeks 2 through 10 using exponential smoothing with a = 0.55 and a week 1 initial forecast of 19.0 are (round your responses to two decimal places): 1 3 4 5 6 7 8 9 10 Week Demand 2 21 19 28 38 24 30 36 22 26 28 Forecast 19.0