作者：王学民样本均值正态近似抽样分布统计工作
摘要：Based on the concepts of skewness and kurtosis, the paper points out a kind of method to judge whether the sampling distribution of sample mean can be normally approximated. Besides, the paper also provides the discussion of how to make judgement uinder the following conditions: 1. Finite population with outlier; 2. Unknown population distribution.
注：因版权方要求，不能公开全文，如需全文，请咨询杂志社
