نتایج جستجو برای: parametric methods including mann

تعداد نتایج: 2659333  

2014
Stavroula Giavi Paraskevi Korovessi Nikolaos Douladiris Emmanouil Manousakis Nikolaos G Papadopoulos

Methods We completed a retrospective medical record review of patients from the Allergy Clinic, 2nd Pediatric Clinic, University of Athens that were diagnosed as having wheat allergy. Patients were included in the study if they had a history of symptomatic reaction to wheat and or a positive wheat IgE test result. Clinical history, laboratory results, and final outcome were recorded for 70 pati...

Journal: :Bulletin of the Australian Mathematical Society 1992

جان بابایی, قاسم, قربانی قلی‌آباد, سمیه, یزدانی چراتی, جمشید,

Background and purpose: One of the most common methods used to estimate the effects of explanatory variables on survival time, is Cox semi parametric model. However, under certain circumstances, accelerated failure time parametric models are superior to the Cox model. The purpose of this study was to assess the efficiency of parametric and semi-parametric models in survival analysis of patients...

2013
Ida Helsø Helle Ipsen Claus Heinecke Hanne Jørsboe

Methods Patients were identified from a national database and evaluated through an audit of electronic patient files with registration of the following criteria; triage-level, vital signs, medical problems and diagnosis, supplemented with the vital signs monitored the last day before discharge from the first hospitalization. The vital signs were summarized to a standardized score called BOS. Th...

Journal: :Journal of the Royal Statistical Society 2021

Abstract Grouped data in the form of income shares have conventionally been used to estimate inequality due lack individual records. We present a systematic evaluation performance parametric distributions and non-parametric techniques economic using more than 3300 sets. also provide guidance on choice between these two approaches their estimation, for which we develop GB2group R package. Our re...

2009
Sibabrata Banerjee Sunil Dhar Farid Kianifard

In randomized clinical trials, nonparametric approaches are considered when assumptions of a parametric approach are not reasonable. Nonparametric approaches have typically concentrated on hypothesis testing and, unlike parametric approaches, have not been amenable to providing measures of treatment efficacy. If X and Y denote the random variables representing the responses on two treatments A ...

ژورنال: اندیشه آماری 2015
Amiri, Faegheh, ‎K‎h‎eradmand‎‏‎nia, ‎Manouchehr‎,

In many quality control applications, the necessary distributional assumptions to correctly apply the traditional parametric control charts are either not met or there is simply not enough information or evidence to verify the assumptions. It is well known that performance of many parametric control charts can be seriously degraded in situations like this. Thus, control charts that do not requi...

Journal: :مرتع و آبخیزداری 0
مهدی تیموری عضو هیأت علمی دانشکده کشاورزی و منابع طبیعی شیروان ، دانشگاه فردوسی مشهد، ایران علی فتح زاده استادیار استادیار دانشکده کشاورزی و منابع طبیعی، مجتمع آموزش عالی اردکان، ایران

the discharge data used for hydrological modeling should be the long-term suitable random data without trend and jump which is followed a specific statistical distribution. in this study, the above mentioned conditions were evaluated for 31 years period (1974-2004) of annual mean discharge data of 10 gauging stations of west azarbaijan province. for this purpose, the non-parametric spearman cor...

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