activity
20142016
most citedEstimators for the Parameter Mean of Morgenstern Type Bivariate Generalized Exponential Distribution Using Ranked Set Sampling

9 citations · 29 across the 9 of their papers we have counts for

collaborators

9 papers

math.ST2016

Preliminary Test and Shrinkage Estimations of Scale Parameters for Two Exponential Distributions based on Record Values

Hojatollah Zakerzadeh, Ali Akbar Jafari, Mahdieh Karimi

The exponential distribution is applied in a very wide variety of statistical procedures. Among the most prominent applications are those in the field of life testing and reliabili…

math.ST20156 cited

Inference on the Parameters of the Weibull Distribution Using Records

Ali Akbar Jafari, Hojatollah Zakerzadeh

The Weibull distribution is a very applicable model for the lifetime data. In this paper, we have investigated inference on the parameters of Weibull distribution based on record v…

stat.ME20142 cited

Comparing Seventeen Interval Estimates for a Bivariate Normal Correlation Coefficient

Mohammad Reza Kazemi, Ali Akbar Jafari

In this paper, we consider the problem of constructing confidence interval for the correlation coefficient in a bivariate normal distribution. For this problem, we found fifteen ap…

math.ST20141 cited

The Beta-Gompertz Distribution

Ali Akbar Jafari, Saeid Tahmasebi, Morad Alizadeh

In this paper, we introduce a new four-parameter generalized version of the Gompertz model which is called Beta-Gompertz (BG) distribution. It includes some well-known lifetime dis…

math.ST20141 cited

Inference on Difference of Means of two Log-Normal Distributions; A Generalized Approach

Kamel Abdollahnezhad, M. Babanezhad, Ali Akbar Jafari

Over the past decades, various methods for comparing the means of two log-normal have been proposed. Some of them are differing in terms of how the statistic test adjust to accept…

math.ST2014

Inference on P(Y<X) in Bivariate Rayleigh Distribution

Abbas Pak, Nayereh Bagheri Khoolenjani, Ali Akbar Jafari

This paper deals with the estimation of reliability when is a random strength of a component subjected to a random stress and follows a bivariate Rayleig…