Journal Article SOME SIMPLE APPROXIMATE TESTS FOR POISSON VARIATES Get access D. R. COX D. R. COX Statistical Laboratory, University of Cambridge Search for other works by this author on: Oxford Academic Google Scholar Biometrika, Volume 40, Issue 3-4, December 1953, Pages 354–360, https://doi.org/10.1093/biomet/40.3-4.354 Published: 01 December 1953
David R. Cox (1953) studied this question.
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