2012东三省数学建模论文论文(16)

2012东三省数学建模论文论文

4 -0.06085 | . *| . |

5 -0.05487 | . *| . |

6 -0.05314 | . *| . |

7 -0.07656 | . **| . |

8 -0.09019 | . **| . |

9 -0.07789 | . **| . |

10 -0.09297 | . **| . |

11 -0.09075 | . **| . |

12 -0.03837 | . *| . |

The ARIMA Procedure

Autocorrelation Check for White Noise

To Chi- Pr >

Lag Square DF ChiSq

--------------------Autocorrelations--------------------

6 118.91 6 <.0001 0.923 0.842 0.758

0.672 0.585 0.498

12 134.03 12 <.0001 0.409 0.316 0.221

0.124 0.027 -0.063

SAS 系统 2012年04月04日 星期三 下午12时13分30秒 3

The ARIMA Procedure

Name of Variable = renkoushu

Period(s) of Differencing 1

Mean of Working Series 32.44484

Standard Deviation 19.69508

Number of Observations 31

Observation(s) eliminated by differencing