Journal: Pakistan Journal of Statistics and Operation Research

Found 84 papers in total
The Optimal System For Series Systems With Warm Standby Components And A Repairable Service Station
The Optimal System For Series Systems With Warm Standby Components And A Repairable Service Station
2009,
This paper deals with the reliability and availability characteristics of three...
New Solution And Its Impact On Increasing, Decreasing And Bathtub Shaped Failure Rate Model
New Solution And Its Impact On Increasing, Decreasing And Bathtub Shaped Failure Rate Model
2009,
The maximum likelihood equations of IDB distribution can’t be solved...
Estimation Of The Scale Parameter From The Rayleigh Distribution From Type Ii Singly And Doubly Censored Data
Estimation Of The Scale Parameter From The Rayleigh Distribution From Type Ii Singly And Doubly Censored Data
2009,
As common as the normal distribution is the Rayleigh distribution which occurs in...
A Family Of Estimators For Estimating Population Mean In Stratified Sampling Under Non‐Response
A Family Of Estimators For Estimating Population Mean In Stratified Sampling Under Non‐Response
2009,
Khoshnevisan et al. (2007) proposed a general family of estimators for population mean...
A Catastrophic‐Cum‐Restorative Queuing System With Correlated Batch Arrivals And Variable Capacity
A Catastrophic‐Cum‐Restorative Queuing System With Correlated Batch Arrivals And Variable Capacity
2008,
In this paper, we study a catastrophic‐cum‐restorative queuing system...
Almost Unbiased Estimator For Estimating Population Mean Using Known Value Of Some Population Parameter(s)
Almost Unbiased Estimator For Estimating Population Mean Using Known Value Of Some Population Parameter(s)
2008,
In this paper we have proposed an almost unbiased estimator using known value of some...
Semi‐Competing Risks On A Trivariate Weibull Survival Model
Semi‐Competing Risks On A Trivariate Weibull Survival Model
2008,
A setting of a trivairate survival function using semi‐competing risks concept...
Bayesian Analysis For The Paired Comparison Model With Order Effects (Using Non‐Informative Priors)
Bayesian Analysis For The Paired Comparison Model With Order Effects (Using Non‐Informative Priors)
2008,
Sometimes it may be difficult for a panelist to rank or compare more than two objects...
An Entropic Order Quantity Model With Fuzzy Holding Cost And Fuzzy Disposal Cost For Perishable Items Under Two Component Demand And Discounted Selling Price
An Entropic Order Quantity Model With Fuzzy Holding Cost And Fuzzy Disposal Cost For Perishable Items Under Two Component Demand And Discounted Selling Price
2008,
A new type of replenishment policy is suggested in an entropy order quantity model for...
Results Of Interbank Exchange Rates Forecasting Using State Space Model
Results Of Interbank Exchange Rates Forecasting Using State Space Model
2008,
This study evaluates the performance of three alternative models for forecasting daily...
A comparative study to estimate the parameters of mixed‐Weibull distribution
A comparative study to estimate the parameters of mixed‐Weibull distribution
2008,
A mixture of Weibull distribution, involving two shape parameters, two scale...
MANOVA with Summary Statistics: A STATA Program
MANOVA with Summary Statistics: A STATA Program
2008,
Almost all available statistical packages are capable of performing Multivariate...
Modeling the Accidental Deaths
Modeling the Accidental Deaths
2008,
The model for accidental deaths in the city of Lahore has been developed by using a...
Modeling Barley Production in Punjab
Modeling Barley Production in Punjab
2008,
Barley has been an important commodity of the country. In this paper Forecast model...
Ratio Estimators in Simple Random Sampling Using Information on Auxiliary Attribute
Ratio Estimators in Simple Random Sampling Using Information on Auxiliary Attribute
2008,
Some ratio estimators for estimating the population mean of the variable under study,...
A note on finding peakedness in bivariate normal distribution using Mathematica
A note on finding peakedness in bivariate normal distribution using Mathematica
2007,
Peakedness measures the concentration around the central value. A classical standard...
Fuzzy Multi‐objective Linear Programming Approach
Fuzzy Multi‐objective Linear Programming Approach
2007,
Traveling salesman problem (TSP) is one of the challenging real‐life problems,...
Stability of Variance Estimator of Modified Murthy Estimator
Stability of Variance Estimator of Modified Murthy Estimator
2007,
Stability of the estimator of sampling variance is very important in using the...
Carrier Risk Calculations for Recessive Diseases when all the Mutant Alleles are not Detectable
Carrier Risk Calculations for Recessive Diseases when all the Mutant Alleles are not Detectable
2007,
There are certain recessive diseases in which some of mutations causing the disease,...
Adaptive Estimation of Heteroscedastic Money Demand Model of Pakistan
Adaptive Estimation of Heteroscedastic Money Demand Model of Pakistan
2007,
For the problem of estimation of Money demand model of Pakistan, money supply (M1)...
Statistical Analysis of Risk Factors for Cardiovascular Disease in Malakand Division
Statistical Analysis of Risk Factors for Cardiovascular Disease in Malakand Division
2007,
Several studies have been conducted to investigate the incidence of Myocardial...
Ridge Regression: A tool to forecast wheat area and production
Ridge Regression: A tool to forecast wheat area and production
2007,
This research study is designed to develop forecasting models for acreage and...
Detection Procedure for a Single Additive Outlier and Innovational Outlier in a Bilinear Model
Detection Procedure for a Single Additive Outlier and Innovational Outlier in a Bilinear Model
2007,
A single outlier detection procedure for data generated from BL(1,1,1,1) models is...
An Analysis of the Survival times of the Patients with AML (Acute Myeloid Leukemia) using Cox Proportional Hazard Model with changing form of the Hazard Function
An Analysis of the Survival times of the Patients with AML (Acute Myeloid Leukemia) using Cox Proportional Hazard Model with changing form of the Hazard Function
2007,
Survival pattern can be conveniently inspected with the help of hazard function. Thus,...
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