指数平滑法预测销售额

指数平滑法预测销售额月份 2010年销售额预测销售额一次指数平滑 二次指数平滑 三次指数平滑 标准误差1 991,000.002 958,500.00 991,000.003 912,035.00 961,750.00 991,000.004 899,663.00 917,006.50 964,675.00 991,000.005 1,006,107.00 901,397.35 921,773.35 967,307.506 1,126,101.00 995,636.04 903,434.95 926,326.777 1,095,884.00 1,113,054.50 986,415.93 905,724.13 33,117.978 1,025,655.00 1,097,601.05 1,100,390.65 978,346.75 55,101.609 1,175,793.00 1,032,849.61 1,097,880.01 1,088,186.26 85,498.3710 1,114,182.00 1,161,498.66 1,039,352.65 1,096,910.63 84,655.8711 1,045,605.00 1,118,913.67 1,149,284.06 1,045,108.44 78,105.9212 1,063,747.00 1,052,935.87 1,121,950.71 1,138,866.50 68,943.09指 数 平 滑 法1 2 3 4 5 6 7 8 9 1 0- 2 0 0 , 0 0 0 . 0 0 4 0 0 , 0 0 0 . 0 0 6 0 0 , 0 0 0 . 0 0 8 0 0 , 0 0 0 . 0 0 1 , 0 0 0 , 0 0 0 . 0 0 1 , 2 0 0 , 0 0 0 . 0 0 1 , 4 0 0 , 0 0 0 . 0 0 实 际 值 预 测 值指 数 平 滑 法1 2 3 4 5 6 7 8 9 1 0- 2 0 0 , 0 0 0 . 0 0 4 0 0 , 0 0 0 . 0 0 6 0 0 , 0 0 0 . 0 0 8 0 0 , 0 0 0 . 0 0 1 , 0 0 0 , 0 0 0 . 0 0 1 , 2 0 0 , 0 0 0 . 0 0 1 , 4 0 0 , 0 0 0 . 0 0 实 际 值 预 测 值