摘要
以2008年12月至2010年11月期间青岛市抚顺路蔬菜副食品批发市场的部分农产品价格数据为分析对象,重点对大白菜、茄子、大蒜以及精猪肉四类农产品的价格数据的时间序列进行了统计分析,发现大白菜与与茄子价格变化季度周期性明显,而茄子和精猪肉价格较为平稳;大蒜价格发生了跳跃性增长,与现实情况吻合。此外,采用3期移动平均法预测了精猪肉价格,拟合效果较好。
This paper studies on the price of some agricultural products in Fushun road vegetables and non-staple foods market of Qingdao from December 2008 to November 2010. Through statistical analysis of four agricultural products, including Chinese cabbage, eggplant, garlic and pork, we find that, the price of Chinese cabbage and eggplant has periodicity, and the price of eggplant and pork is steadier, while that of garlic increases obviously, which coincides with the reality. In addition, we predict the price of pork by adopting 3 stages moving average method, and the fitting effect is satisfying.
出处
《软件》
2012年第9期151-152,共2页
Software
关键词
计算机应用
农产品
价格
Computer application
Agricultural products
Price
