Results 41 to 50 of about 369,455 (188)

Nonparametric checks for single-index models [PDF]

open access: yes, 2005
In this paper we study goodness-of-fit testing of single-index models. The large sample behavior of certain score-type test statistics is investigated. As a by-product, we obtain asymptotically distribution-free maximin tests for a large class of local ...
Stute, Winfried, Zhu, Li-Xing
core   +3 more sources

Goodness-of-Fit Tests for Combined Unilateral and Bilateral Data

open access: yesMathematics
Clinical trials involving paired organs often yield a mixture of unilateral and bilateral data, where each subject may contribute either one or two responses.
Jia Zhou, Chang-Xing Ma
doaj   +1 more source

A best-fit probability distribution for the estimation of rainfall in northern regions of Pakistan

open access: yesOpen Life Sciences, 2016
This study was designed to find the best-fit probability distribution of annual maximum rainfall based on a twenty-four-hour sample in the northern regions of Pakistan using four probability distributions: normal, log-normal, log-Pearson type-III and ...
Amin M. T., Rizwan M., Alazba A. A.
doaj   +1 more source

Statistical distribution models : goodness of fit tests [PDF]

open access: yes, 2015
The purpose of a one-sample test of fit is to give an objective measure of how well a probability model agrees with observed data. Here we discuss the test of Karl Pearson and derivatives of it, tests based on the empirical distribution function and the ...
Best, Donald J   +2 more
core   +2 more sources

The use of Weibull Statistics to Quantify Property Variability in Fe-3Mn-0.8C Sinter-Hardened Structurally Inhomogeneous Steels

open access: yesArchives of Metallurgy and Materials, 2013
Aby uzyskać trzy warianty spiekanej stali Fe-3Mn-0.8C wytworzono mieszanki proszków: niskowęglowego żelazoman- ganu. grafitu oraz proszków żelaza firmy Hóganiis: gąbczastego - NC100.24 i rozpylanych - ABC 100.30 oraz ASC 100.29.
Cias A., Czarski A.
doaj   +1 more source

Improved EDF-Based Tests for Weibull Distribution Using Ranked Set Sampling

open access: yesMathematics, 2022
It is well known that ranked set sampling (RSS) is superior to conventional simple random sampling (SRS) in that it frequently results in more effective inference techniques.
Safar M. Alghamdi   +5 more
doaj   +1 more source

Goodness-of-Fit Tests to study the Gaussianity of the MAXIMA data

open access: yes, 2003
Goodness-of-Fit tests, including Smooth ones, are introduced and applied to detect non-Gaussianity in Cosmic Microwave Background simulations. We study the power of three different tests: the Shapiro-Francia test (1972), the uncategorised smooth test ...
Aliaga A.M.   +11 more
core   +2 more sources

Goodness-of-Fit Tests for COM-Poisson Distribution Using Stein's Characterization

open access: yesAustrian Journal of Statistics
A crucial part of data analysis is to assess the adequacy of the fit of the probability models used, and such assessment is generally made using the goodness-of-fit tests.
Traison T, V S Vaidyanathan
doaj   +1 more source

Goodness-of-fit tests for multi-dimensional copulas: Expanding application to historical drought data

open access: yesWater Science and Engineering, 2013
The question of how to choose a copula model that best fits a given dataset is a predominant limitation of the copula approach, and the present study aims to investigate the techniques of goodness-of-fit tests for multi-dimensional copulas. A goodness-of-
Ming-wei Ma   +4 more
doaj   +1 more source

Testing for goodness rather than lack of fit of continuous probability distributions.

open access: yesPLoS ONE, 2021
The vast majority of testing procedures presented in the literature as goodness-of-fit tests fail to accomplish what the term is promising. Actually, a significant result of such a test indicates that the true distribution underlying the data differs ...
Stefan Wellek
doaj   +1 more source

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