以H语言类图书的借阅量和藏书量为例,通过借阅量和借阅率之间的数量关系,介绍如何确定一类图书下一学年度采购量及采购量置信区间的步骤和方法。按照线性回归理论的检验要求,从全部37大类图书借阅量、藏书量、借阅率数据中,选择出符合检验要求的29类,预测29类图书在未来的2009-2010学年度采购量置信区间和全部37类图书采购量,为高校图书馆采访决策提供参考。 Taking the loan amount and the amount of books in H language as an example, this paper introduces the steps and methods of how to determine the purchasing amount and purchasing confidence interval of a class of books in the next academic year through the quantitative relationship between loan amount and loan rate. In accordance with the linear regression theory test requirements, from all 37 categories of book lending volume, collection volume, borrowing rate data, select the 29 types of tests that meet the requirements of forecasting 29 types of books in the next 2009-2010 academic year purchasing confidence interval And all 37 kinds of book purchases for the college library interview decision-making provide a reference.