为什么我用EVIEWS软件算出来的自相关系数变成
Date: 12/01/13 Time: 14:15
Sample: 1 12
Included observations: 12
Autocorrelation Partial Correlation AC PAC Q-Stat Prob
. |***. | . |***. | 1 0.408 0.408 2.5474 0.110
. **| . | .***| . | 2 -0.211 -0.453 3.2951 0.193
. **| . | . |* . | 3 -0.241 0.105 4.3765 0.224
. | . | . | . | 4 -0.044 -0.063 4.4168 0.353
. | . | . *| . | 5 -0.052 -0.152 4.4820 0.482
. **| . | . **| . | 6 -0.286 -0.300 6.7760 0.342
.***| . | . **| . | 7 -0.438 -0.327 13.209 0.067
. *| . | . |* . | 8 -0.078 0.140 13.465 0.097
. |** . | . *| . | 9 0.225 -0.176 16.294 0.061
. |* . | . | . | 10 0.169 -0.025 18.689 0.044
. | . | . | . | 11 0.047 -0.008 19.065 0.060
???怎么看自相关系数啊,,,