摘要
应用方向数据统计方法对2004～2008年我国进口棉花数量进行了季节波动分析，通过假设检验得出中国进口棉花数量的走势具有明显的季节性波动。
Based on the methods of directional data statistics, the seasonal quantity fluctuation of Chinese import cotton during 2004 - 2008 was analyzed. By using hypothesis testing, it was thought that the trend of Chinese import cotton quantity had obvious seasonal fluctuation.
出处
《安徽农业科学》
CAS
北大核心
2009年第19期9169-9170,共2页
Journal of Anhui Agricultural Sciences
关键词
进口棉花数量
季节波动
方向数据
Import cotton quantity
Seasonal fluctuation
Directional data
