Further notes on the x2 distribution.
成果类型：
Article
署名作者：
Neyman, J; Pearson, ES
刊物名称：
BIOMETRIKA
ISSN/ISSBN：
0006-3444
DOI：
10.1093/biomet/22.3-4.298
发表日期：
1931
页码：
298305
关键词：
摘要：
The error in combining frequency groups for the x2 test is probably small if the groups contain only a small part of the total frequency. For small samples the test is also reasonably satisfactory. The difference between minimum x2 and the x2 of maximum likelihood is small.