【摘要】 运用SAS系统中的ETS模块 ,根据时间序列分析的统计方法 ,对沈阳地区历年来月平均降雨量的动态数据进行了建模与预测 ,模拟了该地区月平均降雨量的动态模型ARIMA ,为工农业生产和生态活动的适当调整提供了一定的科学依据更多还原

【Abstract】 This article imitates the dynamical model of the month arerage rainfall in Shenyang area according to the data collected, applying the statistical method of time series analysis and using the ETS module in SAS system while dealing with the observed samplings.The obtained ARIMA model can be used to forecast the month average rainfall in Shenyang,which provides us with a scientific method to adjust the production in industry,agriculture,and the ecological environment.更多还原