%0 Report %A Rodrigo Fernández, Antonio %T Asymptotic properties of mean lentgh estimators for the M/G/1 queue %J Documentos de Trabajo de la Facultad de Ciencias Económicas y Empresariales %D 1994 %@ 2255-5471 %U https://hdl.handle.net/20.500.14352/64104 %X In this article we estimate the mean number of customers in an M/G/1 queue in a steady state. We use a direct method allowing for any possible service distribution. We give an approximate express ion for the variance of the estimator. We also give numerical examples illustrating these results, based on data generated by simulating known models. %~