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 30 for the three periods from 1 to 4, for an average of +10 units.

Period Actual Period Actual
1 209 6 264
2 228 7 263
3 225 8 285
4 239 9 294
5 251 10

Use ?=.5 and ?=.1, and TAF of 250 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