%0 Journal Article %A Morales González, Domingo %A Pardo Llorente, Leandro %T Some approximations to power functions of phi-divergence tests in parametric models %D 2001 %@ 1133-0686 %U https://hdl.handle.net/20.500.14352/57832 %X In Morales et al (1997) phi-divergence statistics were proposed for testing hypotheses in general populations. In this paper we present some approximations to the power function of these new tests statistics for the cases of the simple null hypotheses and the composite null hypotheses. %~