月份

12~2

3~5

6~8

9~11

绝对值平均偏差

3.89%

4.40%

2.66%

3.21%

平均偏差

0.12%

0.46%

0.11%

0.16%

最大正误差

7.84%

9.95%

4.91%

5.30%

最小负误差

−7.28%

−9.28%

−4.03%

−7.17%

误差标准差

4.89%

5.72%

3.21%

3.89%

K最大正误差

5.9%

8.9%

2.3%

6.3%

K最小负误差

−10.2%

−5.0%

−3.1%

−7.7%