Monthly attendance at financial planning seminars for the past 24 months, and forecasts and errors for those months; are shown in the following table, Determine if the forecast is working by computing a tracking signal, beginning with month 10 , upcating MAD with exponential smoothing. Use an alpha value of 02 (Round oll your calculations to three decimal points.) Monthly attendance at financial planning seminars for the past 24 months, and forecasts and errors for those months; are shown in the following table, Determine if the forecast is working by computing a tracking signal, beginning with month 10 , upcating MAD with exponential smoothing. Use an alpha value of 02 (Round oll your calculations to three decimal points.)