Nunes, CéliaCapistrano, GilbertoFerreira, DárioFerreira, Sandra S.Mexia, João T.2020-02-062020-02-062015http://hdl.handle.net/10400.6/9079The aim of this paper is to extend the theory of F-tests with random sample sizes to situations when missing observations may occur. We consider the one-way ANOVA with fixed effects. This approach is illustrated through an application to patients affected by melanoma skin cancer, from three different states of Brazil.engANOVARandom sample sizesMissing observationsCancer registriesjournal article10.1063/1.4912415