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:: Volume 12, Issue 1 (9-2018) ::
JSS 2018, 12(1): 223-237 Back to browse issues page
Shrinkage Testimation in Rayleigh Distribution and it's Application in Type-II Censored Data
Mehran Naghizadeh Qomi * , Zohre Mahdizadeh , Hamid Zareefard
Abstract:   (6727 Views)

Suppose that we have a random sample from one-parameter Rayleigh distribution‎. ‎In classical methods‎, ‎we estimate the interesting parameter based on the sample information and‎ ‎with usual estimators‎. ‎Sometimes in practice‎, ‎the researcher has some information about the unknown‎ ‎parameter in the form of a guess value‎. ‎This guess is known as nonsample information‎. ‎In this case‎, ‎linear shrinkage estimators are introduced‎ ‎by combining nonsample and sample information which have smaller risk than usual estimators in the vicinity of‎ ‎guess and true value‎. ‎In this paper‎, ‎some shrinkage testimators are introduced using different methods based on‎ ‎vicinity of guess value and true parameter and their risks are computed under the entropy loss function‎. ‎Then‎, ‎the performance of‎ ‎shrinkage testimators and the best linear estimator is calculated via the relative efficiency of them‎. ‎Therefore‎, ‎the results are applied for the type-II censored data.

Keywords: Shrinkage Testimator, Rayleigh Distribution, Censored Data
Full-Text [PDF 230 kb]   (1589 Downloads)    
Type of Study: Research | Subject: Statistical Inference
Received: 2016/05/7 | Accepted: 2017/02/27 | Published: 2018/04/19
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Naghizadeh Qomi M, Mahdizadeh Z, Zareefard H. Shrinkage Testimation in Rayleigh Distribution and it's Application in Type-II Censored Data. JSS 2018; 12 (1) :223-237
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Creative Commons License This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
Volume 12, Issue 1 (9-2018) Back to browse issues page
مجله علوم آماری – نشریه علمی پژوهشی انجمن آمار ایران Journal of Statistical Sciences

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