6 5 9 9 1 0 1 234567 8 9 2)f=0,705+423 (3)r=0.978,显著，。=1.175 7.(2)T=66.8+6.47 1(3)201=144.47,202=150.95 8.趋势方程个=16.755+2.6171 季节比率S=7.31,S2=-31.35,S=-23.18,S4=44.80 调整的季节比率=7.91，S=-30.74,S=-22.58,S=45.41 预测元1=63.92,3=38.66(2) 4.23 ˆY 0.705 X   (3) r  0.978，显著， 0ˆY 1.175 7. (2) ˆT  66.8 6.473t (3) 2001 2002 ˆ ˆ X 144.47, X 150.95 8. 趋势方程 ˆT 16.755 2.617t 季节比率 1 2 3 4 S  7.31, S  31.35, S  23.18, S  44.80 调整的季节比率 * * * * 1 2 3 4 S  7.91,S  30.74,S  22.58,S  45.41 预测 5,1 5,3 ˆ ˆ X  63.92, X  38.66