Problem 3-10 (Algo) After plotting demand for four periods, an emergency room manager has concluded that a trend-adjusted exponential smoothing model is appropriate to predict future demand. The initial estimate of trend is based on the net change of 27 for the three periods from 1 to 4, for an average of +9.00 units. Period Actual Period Actual 1 206 6 263 2 233 7 278 3 228 B 288 4 233 9 293 5 253 10 Click here for the Excel Data File Use a=0.50 and =0.10, and TAF of 245 for period 5. Obtain forecasts for periods 6 through 10. (Round your intermediate calculations and final answers to 2 decimal places.) t Period TAFt 6 7 8 9 10