Browsing by Author "Jafari, Ali Akbar"
Estimators for the parameter mean of Morgenstern type bivariate generalized exponential distribution using ranked set sampling Tahmasebi, Saeid; Jafari, Ali Akbar (Institut d'Estadística de Catalunya, 2014-12)
Open AccessIn situations where the sampling units in a study can be more easily ranked based on the measurement of an auxiliary variable, ranked set sampling provides unbiased estimators for the mean of a population that are more ...
Jafari, Ali Akbar; Zakerzadeh, Hojatollah (Institut d'Estadística de Catalunya, 2015-06)
Open AccessThe Weibull distribution is a very applicable model for lifetime data. In this paper, we have investigated inference on the parameters of Weibull distribution based on record values. We first propose a simple and exact ...