Comparison between the ordinary Weibull and the
Comparison between Weibull and Cox proportional hazards models
... the Weibull Model and Proportional Hazard Model For illustrative purposes, Table 4 shows the results for LIFEREG when analyzing the square root of survival times from Example ...are Weibull, the transformed ...
34
Modified Weibull Distribution: Ordinary Differential Equations
... Modified Weibull distribution is an appreciable improvement over the Weibull ...the ordinary differential equations (ODE) of the probability functions of the modified Weibull ...
6
COMPARISON BETWEEN THE NORMAL AND WEIBULL DISTRIBUTIONS FOR ANALYZING THE COMPRESSIVE STRENGTH OF THE CONCRETE
... proposed Weibull and Normal distributions fit the experimental data were utilized three goodness of fit tests: chi-squared, Anderson– Darling, and ...the Weibull distribution can be applied to compressive ...
5
Ordinary Differential Equations of the Probability Functions of the Weibull Distribution and their Application in Ecology
... the Weibull distribution to model and predict the diameter distributions of ...the Weibull distribution is a sigmoid model that can prove useful in modeling species-area ...used Weibull distribution ...
25
A Comparison between Biased and Unbiased Estimators in Ordinary Least Squares Regression
... Y = X β + e , it is known that multicollinearity makes statistical inference difficult and may even seriously distort the inference. Ridge regression, as viewed here, defines a class of estimators of β indexed by ...
12
A Comparison between Maximum Likelihood and Bayesian Estimation Methods for a Shape Parameter of the Weibull-Exponential Distribution
... We considered the Bayesian analysis of a shape parameter of the Weibull-Exponential distribution in this paper. We assumed a class of non-informative priors in deriving the corresponding posterior distributions. ...
12
Discriminating Between Weibull And Log-Logistic Distributions
... Figures 1 and 3 show the diverse shape of the probability density function (p.d.f.) and cumulative distribution function (c.d.f.) respectively, of Weibull distribution at η=1 and β = 0.5, 1, 1.5, 2, 5. While ...
14
Classes of Ordinary Differential Equations Obtained for the Probability Functions of 3-Parameter Weibull Distribution
... of ordinary differential equations (ODE) for the probability density function, quantile function, survival function, inverse survival function, hazard function and reversed hazard function of the 3-parameter ...
7
Bayesian Analysis of the Weibull lifetimes under type-I Ordinary Right Censored Samples
... 4. Simulation Study A simulation study was conducted in order to investigate the performance of the Bayes estimators, impact of sample size and censoring rate on the fit of the model. Sample of sizes =20, 30, 50, 100, ...
13
Classes of Ordinary Differential Equations Obtained for the Probability Functions of 3-Parameter Weibull Distribution
... of ordinary differential equations (ODE) for the probability density function, quantile function, survival function, inverse survival function, hazard function and reversed hazard function of the 3-parameter ...
7
Comparison of the Bayesian Methods on Interval Censored Data for Weibull Distribution
... This work is licensed under the Creative Commons Attribution International License (CC BY). http://creativecommons.org/licenses/by/4.0/ Abstract This study considers the estimation of Maximum Likelihood Estimator and the ...
9
Asymptotic Comparison of Parameters Estimates of Two-parameter Weibull Distribution
... The Weibull distribution is frequently applied in various fields, ranging from economy, business, biology, to ...two-parameter Weibull distribution are ...and Weibull probability plot method is ...
11
Comparison of Two Priors in Bayesian Estimation for Parameter of Weibull Distribution
... This present study purposes to conduct Bayesian inference to estimate scale parameters, denoted by θ, with known location parameter or β, of Weibull distribution. There are two types of prior distributions used in ...
6
An Experimental Comparison of Popular Estimation Methods for the Weibull, Gamma and Gompertz Distributions
... Techniques which are considered as traditional methods, like the maximum likelihood (MLE) and the method of moments (MM) estimation but also some newer and less commonly used techniques [r] ...
17
Generalized Weibull and Inverse Weibull Distributions with Applications
... Figure 2.3: Fitted density and probability plots for Lawless ball bearing data evidence to reject H 0 in favor of H a . The value of KS also supports the GGIE distribution as a “better” or “superior” fit for the data. ...
125
Comparison between the bivariate Weibull probability approach and linear regression for assessment of the long-term wind energy resource using MCP
... detailed comparison between the performance of the approach using observed and artificially generated ...the Weibull shape factor and association parameter may be overestimated on average when using ...
28
Comparison of Different Methods in Estimating Weibull Distribution Parameters for Wind Power Application
... with Weibull distribution function has been studied by using the measured wind speed rates that had been measured for five years between 2009 and 2013, and numerical results were ...
11
Comparison of Estimators for Exponentiated Inverted Weibull Distribution Based on Grouped Data Amal
... inverted Weibull distribution based on grouped data with equi and unequi-spaced ...as comparison criterion to measure both the accuracy and the precision for each ...
14
Performance Comparison of ordinary AODV and Energy Efficient AODV
... B. Route Maintenance: Route Maintenance is needed either when the connections between some nodes on the path are lost due to node mobility, or when the energy resources of some nodes on the path are depleting too ...
6
A comparison of MLE method and OLSE for the estimation of modified Weibull distribution parameters by using the simulation
... and Ordinary Least Squares Estimator (OLSE) methods for estimation of the unknown parameters of the modified Weibull ...A comparison between these estimators is provided by using extensive ...
7