Information for Problems 8-9. For the same data as in previous problem, perform the Trend Adjusted (Double) Exponential Smoothing forecasts for weeks 4 and 5 using a 0.2 and 8 -0.7. The initial forecasts are given as follows: TAF 800, 300 and the initial trend is To 50 Week Actual sale (gals.) St 1 2 3 4 5 TAFE 800 850 890 905 TE SO 50 43 800 750 B20 770 800 840 862 888 2 ? What is the estimated trend for week 4 (T4) 11.50 O 4.40 0.4.91 15.98 QUESTION 9 What is the trend adjusted forecast for week 5 (TAF5)? O 816.780 853.695 894.620 830.080