大样本统计,数理统计学重要分支。研究样本容量n→∞时,统计量和统计方法的极限性质。在n→∞时得到的性质,叫大样本性质;根据极限性质而得到的方法,叫大样本方法。与大样本性质相对.在样本容量n周定时获得的性质和方法,分别称为小样本性质和小样本方法。区分大和小的界线是样本容量n趋于无穷还是固定,并不在于n大小。
塔勒布:统计学学科的基础建立在所谓大量数字的规则性上:只要你增大样本容量,没有任何单个的观测结果能损害到你的理论。
Nassim Nicholas Taleb: the field of statistics is based on something called the law of large Numbers: as you increase your sample size, no single observation is going to hurt you.
对指数分布总体,给出了异常值检验费歇型统计量的大样本近似分布。
The approximate distribution of Fisher's statistics for exponential sample is given.
本文是基于大样本的统计分析,着重对高层管理者这一企业内部环境因素在不同所有制企业配对组中的横向差异进行对比和分析研究。
The article is a sectional different study based on the top-level manager's situation of the different ownership enterprises in pairs, which are analyzed by large sample statistics.
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