Capistrano, GilbertoNunes, CéliaFerreira, DárioFerreira, Sandra S.Mexia, João T.2020-02-062020-02-062015http://hdl.handle.net/10400.6/9080ANOVA is routinely used in many situations, namely in medical research, where the sample sizes may not be previously known. This leads us to consider the samples sizes as realizations of random variables. The aim of this paper is to extend one-way random effects ANOVA to those situations and apply our results to a Brazilian database on cancer registries.engF-testsRandom effects modelRandom sample sizesCancer registriesjournal article10.1063/1.4912416