中文摘要：

对于聚集数据的线性模型,提出了广义聚集双参数估计的概念,给出了广义聚集双参数估计的两种相对效率,并得到了这两种相对效率的上界.

英文摘要：

For the linear model with aggregated data,this paper,are proposed the generalized aggregated double parameter estimation and two kinds relative it’s.The tipper bound for two kinds of relative efficiency are obtained.